All episodes in this guide are authorised by Paul Cornell, Martin Day and Keith Topping, authors of 'The Avengers Dossier: The Definitive Unauthorised Guide' (London: Virgin Books, 1998.

Season 1, Episode 1 – Aired: 1/7/1961
Hot Snow
Dr. David Keel has just announced his engagement to his secretary, Peggy. However, when Peggy is murdered Keel, vowing vengeance, meets a mysterious stranger named John Steed. Steed and Keel join forces in hunting for the gang responsible for Peggy's death.

Season 1, Episode 2 – Aired: 1/14/1961
Brought to Book
Steed and Keel have joined forces. Steed tells Keel that he has managed to become a member of the gang of protection racketeers responsible for Peggy's death.

Season 1, Episode 3 – Aired: 1/21/1961
Square Root of Evil
Steed, impersonating Riordan, infiltrates Riordan's gang who are planning to flood the country with forged banknotes.

Season 1, Episode 4 – Aired: 1/28/1961
Nightmare
Dr Keel is investigating the disappearance of an eminent scientist, but when an attempt is made to kidnap him Dr Keel is shot in the chest. An operation is necessary, but during the operation the oxygen is tampered with. Keel is dying and it is up to Steed to save his life.

Season 1, Episode 5 – Aired: 2/4/1961
Crescent Moon
Steed is investigating the kidnapping of a young girl, but Steed suspects that the motive is a political one as the girl's father had officially been killed in an accident only a week earlier, and there is no motive for the kidnapping.

Season 1, Episode 6 – Aired: 2/11/1961
Girl on the Trapeze
A girl jumps into the Thames, but the body which is recovered is that of another girl who has been murdered. Dr. Keel discovers that she had been a member of the Radeck State Circus. Upon visiting the circus, Dr. Keel finds a girl whose face is masked with bandages. She is the daughter of Professor Danilov who had fled to the West with his daughter, and the plan is that she will be used to make Danilov return.

Season 1, Episode 7 – Aired: 2/18/1961
Diamond Cut Diamond
Steed is attempting to break a gang of international diamond smugglers, and masquerading as John Ryan is living in a bungalow near Heathrow Airport which once belonged to Harcourt, a suicide who had once been a member of the smuggling organisation. One morning Steed receives a telephone call advising him to read the morning papers. They carry a report that a woman was run down and killed. Told by the caller to check his car, Steed finds that it is damaged and covered in dried blood. Steed has been set up.

Season 1, Episode 8 – Aired: 2/25/1961
The Radioactive Man
Marko is an immigrant who, in the course of his work, has picked up a radioactive isotope capsule, ignorant of the fact that it will prove fatal to both him and anybody who comes into contact with him. Dr. Keel is asked to help search for this man before it is too late.

Season 1, Episode 9 – Aired: 3/4/1961
Ashes of Roses
Steed is convinced that a watchman who died in a warehouse fire was murdered. In the course of his enquiries his investigations lead him to a hairdressing salon. Ultimately Dr. Keel's receptionist Carol is nearly burned alive when one of the hairdriers which she is sitting under catches fire.

Season 1, Episode 10 – Aired: 3/18/1961
Hunt the Man Down
Frank Preston has hidden more than one hundred thousand pounds, the proceeds of a robbery for which he has served a long prison term. When he is released he goes looking for his hidden cache which he has stowed away in the sewers, but he is not the only one looking for this valuable hoard. Steed is also searching, and Carol is kidnapped by thugs in an endeavour to extort information from Dr. Keel and Steed.

Season 1, Episode 11 – Aired: 4/1/1961
Please Don't Feed the Animals
Steed and Dr Keel follow Felgate, a minor civil servant who is involved with secret cyphers, to a private zoo. He sees Felgate throwing a packet of blackmail money into the reptile pit. Although Steed keeps an eye on the packet, it vanishes the next day. The culprit is a small monkey who is being used by a gang of blackmailers.

Season 1, Episode 12 – Aired: 4/15/1961
Dance with Death
Elaine Bateman, owner of a ballroom dancing school, is strangled with Dr. Keel's scarf. Steed promises to help clear Keel's name.

Season 1, Episode 13 – Aired: 4/29/1961
One for the Mortuary
Steed conceals an important new medical formula, in microdot form, onto a document belonging to one of Keel's partners. Keel takes it with him when attends a conference in Geneva, but is ultimately accused by police of murder.

Season 1, Episode 14 – Aired: 5/13/1961
The Springers
Steed is after the organisers of an escape route who will help any prisoner to escape for the right price. He asks Dr. Keel to impersonate a convict. Keel does so, and both he and Steed end up at a girl's finishing school in the clutches of a gang. Steed's quick thinking enables him and Dr. Keel to escape.

Season 1, Episode 15 – Aired: 5/27/1961
The Frighteners
Jeremy de Willoughby is beaten up by a couple of heavies. Dr Keel discovers that the organiser of the gang of heavies is a man known as The Deacon who has been paid by a tycoon to prevent de Willoughby from marrying his daughter. It emerges that de Willoughby is a 'professional marrier' so Dr. Keel and Steed arrange a trap for both de Willoughby and The Deacon.

Season 1, Episode 16 – Aired: 6/10/1961
The Yellow Needle
After an attempt is made against his life, Sir Wilberforce Lungi enlists Steed's aid. Steed flies to Tenebra to make enquiries. Meanwhile, back in London, a member of a sinister African society substitutes a dose of yellow fever for the insulin with which Lungi has to inject himself, and also makes an attempt on Dr. Keel's life.

Season 1, Episode 17 – Aired: 6/24/1961
Death on the Slipway
An agent has been killed at the secret dockyard where submarines are built. Steed investigates, and finds that a foreign spy has been arranging 'accidents' for him.

Season 1, Episode 18 – Aired: 7/8/1961
Double Danger
Keel, called to deal with a man seriously injured by an accident, quickly discovers that the man is suffering from gunshot wounds, and that he may be implicated in a recent diamond robbery.

Season 1, Episode 19 – Aired: 7/22/1961
Toy Trap
Keel is asked by the improbably named Bunty to help her find her missing friend. What is the connection between the department store where the women work and a call-girl racket?

Season 1, Episode 20 – Aired: 8/5/1961
The Tunnel of Fear
Top-secret information is finding its way into the wrong hands, and the source seems to be a south coast fairground. Steed succeeds in getting hypnotised and winds up in the ghost-train tunnel. With frightening results, of course.

Season 1, Episode 21 – Aired: 8/19/1961
The Far Distant Dead
Dr Keel, treating the victims of a cyclone struck Mexican village, uncovers a number of food-poisonings; emergency cooking oil is, in fact, hydraulic fluid.

Season 1, Episode 22 – Aired: 9/2/1961
Kill the King
A visit to London to sign an oil treaty from a monarch whose life is under threat brings Steed and Keel into the world of dissidents and assassinations.

Season 1, Episode 23 – Aired: 12/9/1961
Dead of Winter
The discovery of the body of Schneider, a wanted Nazi war criminal, deep-frozen in a consignment of meat at London docks brings Steed and Keel into the shadowy world of Phoenix, a new and terrifying Fascist party in Britain.

Season 1, Episode 24 – Aired: 12/16/1961
The Deadly Air
An experimental vaccine is stolen, and the subsequent test proves deadly. Steed and Keel, suspecting that the human 'guinea pig' did not die directly from the vaccine, volunteer to be the next subjects.

Season 1, Episode 25 – Aired: 12/23/1961
A Change of Bait
An unusual and sprawling tale of heart disease, industrial unrest, and a consignment of rotten bananas.

Season 1, Episode 26 – Aired: 12/30/1961
Dragonsfield
How has a research centre developing radiation-proof material managed to irradiate one of its scientists? Once more, Steed submits himself to scientific testing.

Season 2, Episode 1 – Aired: 9/29/1962
Mr Teddy Bear
A man is publicly murdered on live television. One-Ten is certain that it can only be the work of Mr. Teddy Bear, a professional killer, and requests Cathy Gale to commission him to kill John Steed.

Season 2, Episode 2 – Aired: 10/6/1962
Propellant 23
Steed and Cathy find the dead body of the courier they were due to meet at Marseilles airport . The sample of new liquid rocket fuel has been taken from his body. Facing enemy agents, Steed and Cathy must get the flask back.

Season 2, Episode 3 – Aired: 10/13/1962
The Decapod
John Steed is assigned to protect Borb, the president of the Balkan Republic, who is visiting London to sign a military deal. His private secretary is killed by a masked wrestler known as the Decapod.

Season 2, Episode 4 – Aired: 10/20/1962
Bullseye
Shareholders in Anderson's Small Arms Ltd are being killed one by one whilst a tycoon plans a take-over. Rifles manufactured by Andersons are being smuggled into Africa. Cathy Gale joins the board in order to investigate.

Season 2, Episode 5 – Aired: 10/27/1962
Mission to Montreal
The famous film star Carla Berotti's stand-in is murdered, and microfilm of the Dew Line - the early-warning system in North America - has been stolen. The film star proceeds to Montreal on a luxury liner. Dr King is assigned as her personal doctor, and Steed goes under cover as a steward while they attempt to find the microfilm.

Season 2, Episode 6 – Aired: 11/3/1962
The Removal Men
Steed gives himself a criminal record in order to infiltrate a group of assassins currently based in the South of France. He robs the leader of some jewellery then waits for the gang in the local club at which Venus Smith is singing.

Season 2, Episode 7 – Aired: 11/10/1962
The Mauritius Penny
When the rare Mauritius Penny turns up on a list, the owner of a stamp shop is murdered whilst talking on the telephone about it. Cathy Gale gets a job in the stamp shop, and she and Steed later witness another murder.

Season 2, Episode 8 – Aired: 11/17/1962
Death of a Great Dane
A man involved in a car crash is found to be carrying a great number of diamonds in his stomach. Steed is sure that he is a member of a gang which smuggles very large amounts of money out of the country, and tracks the activities of the gang to the offices of multi-millionaire Litoff. The burial of one of Litoff's Great Danes turns out to be a cover up..

Season 2, Episode 9 – Aired: 11/24/1962
The Sell-Out
Steed's is assigned to guard M. Roland, A UN negotiator in London for important talks, but cannot prevent an assassination attempt in which an innocent man is killed. There is a possibility that one of Steed's associates is involved, and at one stage Steed himself is suspected.


Season 2, Episode 10 – Aired: 12/1/1962
Death on the Rocks
Illegal diamonds are swamping the market, and a diamond merchant's wife is murdered. Cathy finds that rock salt crystals are being used to smuggle diamonds into the country.


Season 2, Episode 11 – Aired: 12/8/1962
Traitor in Zebra
An Officer on board HMS Zebra, a naval base, is giving secrets to the enemy, rendering the Navy's missile-tracking equipment useless. Steed and Mrs. Gale investigate.

Season 2, Episode 12 – Aired: 12/15/1962
The Big Thinker
The most technologically advanced computer in the world, known as Plato, is being sabotaged. The body of a dead professor is found frozen to death inside it..

Season 2, Episode 13 – Aired: 12/22/1962
Death Dispatch
A British courier is murdered in Jamaica, but protects the contents of his brief case. Since the case only contains routine information, the mystery deepens.

Season 2, Episode 14 – Aired: 12/29/1962
Dead on Course
A plane crashes on the Irish coast in suspicious circumstances, and the bodies are taken to a nearby Convent . Dr. King is called in to check up on the causes of death.

Season 2, Episode 15 – Aired: 1/5/1963
Intercrime
Steed persuades Cathy to impersonate Hilda Stern, a recently arrested assassin about to be used by the trans-national crime syndicate Intercrime. When the real Hilda Stern arrives in London she is arrested and sent to Holloway Prison. All goes well until Stern breaks out of prison and confronts Cathy. Steed is fortunately on hand to free Cathy.

Season 2, Episode 16 – Aired: 1/12/1963
Immortal Clay
Marling Ceramics are on the verge of creating an unbreakable china. When a body is discovered in a tank of clay, Steed investigates.

Season 2, Episode 17 – Aired: 1/19/1963
Box of Tricks
NATO secrets are being leaked into the wrong hands. Steed believes that this has something to do with the death of Denise, the magician's assistant at the club where Venus Smith is working.

Season 2, Episode 18 – Aired: 1/26/1963
Warlock
The scientist who invented a new fuel formula is found in a coma, and Steed is entrusted with its safe-keeping.

Season 2, Episode 19 – Aired: 2/2/1963
The Golden Eggs
When a burglar steals two gold-plated eggs from Dr Ashe, an experimental scientist, the man, not knowing that they contain a deadly virus, rapidly falls ill.

Season 2, Episode 20 – Aired: 2/9/1963
School for Traitors
Steed, investiges the apparent suicide of a University tutor who had been working on important research.

Season 2, Episode 21 – Aired: 2/16/1963
The White Dwarf
Professor Richter, an astronomer, believes that the sun's stellar companion, The White Dwarf is heading straight towards our solar system, and will destroy the Earth. When he is subsequently murdered, questions arise regarding a senseless motive.

Season 2, Episode 22 – Aired: 2/23/1963
The Man in the Mirror
When a cypher clerk, Trevelyan, commits suicide, Steed investigates. Venus, taking photographs at a fun fair, has her camera and films stolen. However, one film is missing, and when developed a face can be seen in the Hall of Mirrors - that of Trevelyan, the dead cypher clerk. But there is one problem -Venus's photograph was taken after the man's death.

Season 2, Episode 23 – Aired: 3/2/1963
Conspiracy of Silence
The Marfia decide to eliminate Steed rather than to let him interfere with their drug-smuggling operation between Britain and North America, and accordingly arrange for him to be assassinated. Steed tracks his intended assassin to a circus, where the clowns prove to be quite sinister rather than funny.

Season 2, Episode 24 – Aired: 3/9/1963
A Chorus of Frogs
Steed, on holiday in Greece is investigating the death of a deep-sea diver. Experiments are being made on board the ship 'The Archipelago' with a bathyscope. Venus has been invited on board to provide entertainment.

Season 2, Episode 25 – Aired: 3/16/1963
Six Hands Across a Table
When Cathy is invited for a quiet weekend at the home of an old school friend, Rosalind Waldner, events soon take a turn for the worse, involving take-over bids at the Reniston Ship Building Group and attempted murders.

Season 2, Episode 26 – Aired: 3/23/1963
Killer Whale
Cathy is managing the boxer Joey Frazer at Pancho Driver's Gym. Steed believes that this may be a centre for shipments of illegal ambergris, especially after a dead sailor's body is found in one of the dressing rooms at the gym.

Season 3, Episode 1 – Aired: 9/28/1963
Brief for Murder
Steed is charged with the murder of Cathy Gale after she alleges that Steed was implicated in a case of treason. Steed is defended by two solicitors, Japer and Miles Lakin, who had earlier advised Steed on the best method of murdering Cathy Gale.

Season 3, Episode 2 – Aired: 10/5/1963
The Undertakers
Steed investigates events at the Adelphi Park Rest Home where all the inhabitants are millionaires who have all signed over their fortunes to their next of kin in order to evade death duties. Cathy, works undercover at the home as Assistant Matron, and Steed poses as a funeral director.

Season 3, Episode 3 – Aired: 10/12/1963
Man with Two Shadows
Steed meets a man named Borowski who has been brainwashed. Borowski speaks of 'doubles' of scientists and politicians being smuggled into the country. Eventually, Steed finds that the next 'double' will be himself.

Season 3, Episode 4 – Aired: 10/19/1963
The Nutshell
The Director of Operations (Disco) directs Steed and Cathy to The Nutshell, an underground shelter to be used by security forces in the event of World War III. Subsequent events suggest that Steed is a traitor, and eventually he gives himself up. It is left to Cathy to save the day.

Season 3, Episode 5 – Aired: 10/26/1963
Death of a Batman
Steed attends the reading of the will of Wrightson, his one time batman and is astonished to find out that the man had accumulated a vast fortune. Steed and Cathy decide to investigate.

Season 3, Episode 6 – Aired: 11/2/1963
November Five
The winning candidate for the by-election of South-East Anglia, Michael Dyter, is murdered just as the results of the by-election are being read out. Cathy Gale decides to stand in the by-election caused by his death, and Steed acts as her election agent. They discover that the government had failed to investigate the theft of a nuclear warhead, and that Dyter had threatened to expose a cover- up by some leading Government officials.

Season 3, Episode 7 – Aired: 11/9/1963
The Gilded Cage
Cathy is arrested for the murder of criminal mastermind J.P. Spagges. Steed assures her that he will do everything possible to clear her name. Subsequent events reveal that Spagges is not dead, and that an elaborate robbery has been planned. Steed goes undercover.

Season 3, Episode 8 – Aired: 11/16/1963
Second Sight
Blind millionaire Halvarssen brings two eye corneas from Switzerland, which purportedly come from a live donor, Hilda Brauer. Subsequent investigations by Steed and Cathy reveal that all is not as it seems.

Season 3, Episode 9 – Aired: 11/23/1963
The Medicine Men
After the murder of a girl in a Turkish bath, Steed visits a pharmaceutical company, Willis Sopwith, which is losing money due to the sale of imitation products on their foreign markets. Steed and Cathy discover a plot which will cause illness and death in overseas markets, destroying the goodwill of Willis Sopwith and of Great Britain.

Season 3, Episode 10 – Aired: 11/30/1963
The Grandeur That Was Rome
Steed and Cathy discover that the grain distributed by United Food and Dressings Ltd., has been deliberately infected with ergot. While making enquiries, Cathy is caught breaking into the UFD laboratory, and Steed must rescue her before she becomes a guinea pig for a new strain of bubonic plague.

Season 3, Episode 11 – Aired: 12/7/1963
The Golden Fleece
Steed and Cathy investigate a Chinese restaurant which is being used as a cover for international gold and ammunition smuggling.

Season 3, Episode 12 – Aired: 12/14/1963
Don't Look Behind You
Cathy is invited to spend a weekend at the home of Sir Cavalier Resagne, an authority on medieval costume. However, Sir Cavalier has a more sinister reason for inviting Cathy to his home. Will Steed arrive in time to rescue her?

Season 3, Episode 13 – Aired: 12/21/1963
Death A La Carte
Emir Abdulla Akaba is visting London for his annual medical check-up, but Steed believes that somebody at the hotel where he is staying will attempt to poison him. Steed suspicions turn out to be correct.

Season 3, Episode 14 – Aired: 12/28/1963
Dressed to Kill
All of the UK's early warning stations are alerted for World War III, but turn out to be a false alarm. During the course of their investigations, Steed and Cathy attend a fancy dress ball on a train, Steed disguised as a gambler and Cathy as monk and later as a highwaywoman.

Season 3, Episode 15 – Aired: 1/4/1964
The White Elephant
Snowy, a white elephant, is stolen from the zoo. Cathy joins the staff at the zoo, where she finds that an illegal ivory trade has been occurring.

Season 3, Episode 16 – Aired: 1/11/1964
The Little Wonders
The Criminal organisation known as Bibliotek endeavour to enlist Steed into their ranks. They plan to kill their head, the Bishop of Winnipeg, and take over the organisation which is built along the lines of Murder Incorporated masquerading as a church.

Season 3, Episode 17 – Aired: 1/18/1964
The Wringer
Agents have been dying, and Steed is accused of being a traitor. The head of the brainwashing unit to which Steed is sent is a man nicknamed 'The Wringer', who plans to create havoc within the Service.

Season 3, Episode 18 – Aired: 1/25/1964
Mandrake
Steed attends the funeral of an old friend at a lonely cemetery in Cornwall. Arsenical poison is suspected.

Season 3, Episode 19 – Aired: 2/1/1964
The Secrets Broker
One of Steed's associates is murdered. Subsequent investigations by Steed and Cathy reveal the stolen plans of new military weapons in micro-dot form, and Steed narrowly escapes being dropped into the Thames wearing a 'cement overcoat'.

Season 3, Episode 20 – Aired: 2/8/1964
Trojan Horse
Steed and Cathy investigate the world of corrupt horse racing.

Season 3, Episode 21 – Aired: 2/15/1964
Build a Better Mousetrap
Cathy joins a motorcycle gang, and calls on two elderly ladies, purporting to be witches, to ask permission for the gang to use one of their fields for motorcycle meetings. Later the plans of a long- range jamming device turn out to be vital, but things are not quite what they seem.

Season 3, Episode 22 – Aired: 2/22/1964
The Outside-In Man
Steed is protecting Sharp, a man whom, ironically, the Service had been trying to kill five years earlier. Other agents die whilst trying to protect this man who has outlived his usefulness to Abarain.

Season 3, Episode 23 – Aired: 2/29/1964
The Charmers
Opposition agent Vinkel has died, and his employers believe that Steed was responsible. Believing it to be the work of a third party, Steed suggests to the opposition that he work with them in order to find out who was responsible.

Season 3, Episode 24 – Aired: 3/7/1964
Concerto
Brilliant young Soviet pianist Stefan Velika is giving his first concert in London. But somebody is attempting to smear Velika's name, and this in turn is impingeing on important Trade talks between representatives of the Russian senate and their British counterparts.

Season 3, Episode 25 – Aired: 3/14/1964
Esprit De Corps
Corporal Craig of the Highland Guards dies a most mysterious death. Steed finds himself involved in an exercise to capture London, and ends up facing the same firing squad as Corporal Craig.

Season 3, Episode 26 – Aired: 3/21/1964
Lobster Quadrille
A man is burned in a fishing hut, and among the surviving items is an unusual chess piece. Cathy is endeavouring to discover a secret code which is built into a chess game. Steed finds that Cathy is missing, and while looking for her stumbles upon some drugs which belong to some fishermen involved in smuggling dope.

Season 4, Episode 1 – Aired: 10/2/1965
The Town of No Return
Four agents have vanished, looking for each other, in Little Bazeley-by-the-Sea. Steed and Emma go in for the man who went in for the man who.... and meet the odd local landlord, blacksmith and vicar. Are they more than they seem?

Season 4, Episode 2 – Aired: 10/9/1965
The Gravediggers
Has the late Dr Marlow's proposed radar-jamming system been tested against British defences? If so, the dead scientist seems to be doing it from his grave. And what's the connection with the local hospital's bizarre operations and a train-crazy philanthropist?

Season 4, Episode 3 – Aired: 10/16/1965
The Cybernauts
A vastly strong, bullet-proof killer homes in on and destroys several electronics executives. Could it have something to do with Dr. Armstrong's automated work place? Or with the activities of a nearby karate school...

Season 4, Episode 4 – Aired: 10/23/1965
Death at Bargain Prices
When an agent is killed in the lift of Pinter's Department store, Steed and Emma get involved with King Kane, a tycoon who lives in a penthouse above the store. Why is Professor Popple, a missing atomic scientist, being held in the bargain basement?

Season 4, Episode 5 – Aired: 10/30/1965
Castle De'ath
Why have all the fish vanished from the Scottish coastline? Does it have anything to do with a dead frogman, found stretched as if on a rack? Steed and Emma think so, which is why they're guests of Ian, the 35th Laird of Clan De'ath, and in danger of being caught by the gillies.

Season 4, Episode 6 – Aired: 11/6/1965
The Master Minds
A government official, dresssed as one of the Horse-guards, helps in a raid on secret files and is wounded. Recovering, he remembers nothing. Is his crime anything to do with his membership of Ransack, a club for those with high IQs? Emma can join, but Steed may have to cheat....

Season 4, Episode 7 – Aired: 11/13/1965
The Murder Market
What could an outbreak of motiveless murders have to do with the activities of a marriage bureau called Togetherness Inc.? Well, think of Hitchcock's 'Strangers On A Train' and you'll be close. Steed and Emma seek their ideal partners....

Season 4, Episode 8 – Aired: 11/20/1965
A Surfeit of H2O
A poacher drowns in a field during a freak storm, and Jonah, the village carpenter, starts building an ark. But Steed thinks it's all got more to do with the permanent cloud that hangs over Grannie Gregson's Glorious Grog factory.

Season 4, Episode 9 – Aired: 11/27/1965
The Hour that Never Was
Following a motor crash, Steed and Emma explore the seemingly deserted RAF Hamelin, where they were heading for a party to celebrate the base's closure. Is this surreal landscape all a dream, or is it something worse?

Season 4, Episode 10 – Aired: 12/4/1965
Dial a Deadly Number
A series of sudden deaths in high finance leads Steed to dabble in shares while Emma investigates the makers of executive paging devices. Are companies being acquired through a simple and subtle form of murder?

Season 4, Episode 11 – Aired: 12/11/1965
Man-Eater of Surrey Green
Deaf botanist Alan Carter's fiancee walks away from their floral bliss under some strange influence, and is picked up by an entranced chauffeur. Has it got anything to do with the giant seed from outer space that has landed nearby?...

Season 4, Episode 12 – Aired: 12/18/1965
Two's a Crowd
Colonel Psev, a mysterious and unseen foreign spy with a toy fixation, arrives in London to infiltrate a defence conference. His four aides bully Brodny, the ambassador, until he comes up with a cunning ruse: Gordon Webster, rakish male model, is Steed's double.

Season 4, Episode 13 – Aired: 12/25/1965
Too Many Christmas Trees
Christmas. Steed is having bad, seemingly prophetic, dreams, involving festive themes and a dead agent. Can he find solace at a fancy-dress party in the country home of a Dickens enthusiast?

Season 4, Episode 14 – Aired: 1/1/1966
Silent Dust
The lack of martens in a pleasant stretch of English countryside alerts Steed to the possible release of a fertiliser that has failed, reducing a landscape to a wasteland. But why is the local farming community so aggressive?

Season 4, Episode 15 – Aired: 1/8/1966
Room Without a View
A brilliant scientist reappears at the house of his wife. Has he escaped from notorious Manchurian prison camp Ni-San? And why have so many missing people stayed at the Chessman Hotel? Steed and Emma book in.

Season 4, Episode 16 – Aired: 1/15/1966
Small Game For Big Hunters
When a man is found under Shirenzai, the trance-like Kalayan voodoo, in the heart of Hertfordshire, Steed finds himself amidst the horror of the last days of empire. Are bandits loose in the English countryside?

Season 4, Episode 17 – Aired: 1/22/1966
The Girl From Auntie
Steed returns from holiday to find that a quite different Mrs. Peel is inhabiting his old friend's flat. With the aid of actress Georgie Price-Jones, he discovers that Art Incorporated and the Arkwright Knitting Circle are doing more together than just sharing needles.

Season 4, Episode 18 – Aired: 1/29/1966
The Thirteenth Hole
An agent is shot on the thirteenth hole of the Craigleigh golf club, so Steed and Emma join the club. Steed puts his limited skills to use in a murderous tournament, but Emma helps him get a hole in one.

Season 4, Episode 19 – Aired: 2/5/1966
Quick-Quick Slow Death
An agent is run over disposing of the body of a man in a dinner suit, while he was pushing him along in a pram. This all has something to do with Terpsichorean Training Techniques, a dance school where Emma teaches and Steed enrols.

Season 4, Episode 20 – Aired: 2/12/1966
The Danger Makers
Several military figures have been killed in dangerous games of daring. Emma and Steed follow the trail to a secret society of military men with very dangerous aims.

Season 4, Episode 21 – Aired: 2/19/1966
A Touch of Brimstone
Silly tricks are being played on various VIPs in diplomatic situations. All the clues point to the beautifully wasted John Cleverly Cartney, but would even a rake like that stoop to murder by electrified opening ribbon? It's Peter Wyngarde and his Hellfire Club.

Season 4, Episode 22 – Aired: 2/26/1966
What the Butler Saw
According to Steed's double-agent barber, one of three military men is a traitor. But which one? To find out, Steed becomes a butler, and Emma starts Operation Fascination to trap the woman-hungry Group Captain Miles.

Season 4, Episode 23 – Aired: 3/5/1966
The House That Jack Built
Emma inherits some property from her deceased Uncle Jack. The property is a very bizaarre house, and when Emma goes to inspect it, she finds herself trapped in a labyrinth of psychological torture.

Season 4, Episode 24 – Aired: 3/12/1966
A Sense of History
A death by archery sends Steed and Emma undercover at St. Bodes Academy, where the arguments between staff and hip students, and between different theories of history, seem to have taken on a murderous edge.

Season 4, Episode 25 – Aired: 3/19/1966
How to Succeed... at Murder
When several top executives die, their secretaries take over their firms. Is it mere chance, or are women trying to take over the world? Steed employs a deadly secretary, and Emma finds sorority down at the gym.

Season 4, Episode 26 – Aired: 3/26/1966
Honey For the Prince
Steed and Emma return from a party to find a dying agent in Steed's flat. What is the connection between honey, a firm which makes fantasies to order and the oil deal promised by a visiting Bavarian Prince?

Season 5, Episode 1 – Aired: 1/14/1967
From Venus With Love
The strange deaths of several astronomers, left bleached white, pose a problem. Whilst Steed joins the stargazers, Emma chases a bright light, and finds herself in the hot seat.

Season 5, Episode 2 – Aired: 1/21/1967
The Fear Merchants
Four men involved in the production of ceramics suffer nervous breakdowns in everyday situations. All have recently turned down the opportunity to merge with the British Porcelain Company. Steed and Emma investigate the world of fear, with terrifying consequences.

Season 5, Episode 3 – Aired: 1/28/1967
Escape in Time
Several notorious criminals have vanished into thin air. A whisper has been received that the escape chain starts in London, but, when agent Paxton follows it, he winds up dead in the Thames with a 300-year-old bullet in him.

Season 5, Episode 4 – Aired: 2/4/1967
The See-Through Man
The Ministry has been broken into by, it seems, an invisible man. A trail leads via inventor Quilby to the Eastern Drug Company, a front organisation run by Soviet intelligence. Meanwhile, the crack spies Elena and Alexandre Vazin are in town. But nobody has seen anything of Alexandre....

Season 5, Episode 5 – Aired: 2/11/1967
The Bird Who Knew Too Much
Emma and Steed investigate the mystery of how top secret things are being photographed from the air. Could it have something to do with the groovy world of fashion photography and a parrot called Captain Crusoe?

Season 5, Episode 6 – Aired: 2/18/1967
The Winged Avenger
Is a creature that can walk up walls clawing to death ruthless and powerful men? Does it have anything to do with Professor Poole's invention of boots that let you walk on the ceiling, or with cartoon superhero the Winged Avenger?

Season 5, Episode 7 – Aired: 2/25/1967
The Living Dead
Strange apparitions rise from the graveyard on the estate of the sixteenth Duke of Benedict. Did the mine disaster five years earlier really kill his predecessor and thirty men? When Emma is taken underground, Steed ventures into the giant secret that hides under the village.

Season 5, Episode 8 – Aired: 3/4/1967
The Hidden Tiger
The mauling to death of several members of the committee of PURRR (the Philanthropic Union for the Rescue, Relief and Recuperation of Cats) exposes Steed and Emma to a diabolical scheme to take over the entire country.

Season 5, Episode 9 – Aired: 3/11/1967
The Correct Way to Kill
Foreign agents are being killed, but not by British agents. Steed thinks it terribly unfair, and so does his opposite number, Nutski. They make an arrangement, and Steed and Emma find themselves with Soviet partners in an investigation of a group of very British killers.

Season 5, Episode 10 – Aired: 3/18/1967
Never, Never Say Die
An unfortunate motorist keeps knocking down and killing the same man: a man who's rampaging through the countryside, bulletproof and intent on destruction. A man who just happens to be identical to the urbane Professor Frank N. Stone.

Season 5, Episode 11 – Aired: 4/1/1967
Epic
Three Hollywood veterans, led by an insane director, decide that Emma would be perfect for their latest movie, so they kidnap her and film some surreal and deadly footage.

Season 5, Episode 12 – Aired: 4/8/1967
The Superlative Seven
Steed is invited to a party, and finds himself trapped in a remote-controlled aircraft, with six fancy-dressed specialists in various combat styles, en route to a distant island. There, they are pitted against each other in a deadly test.

Season 5, Episode 13 – Aired: 4/15/1967
A Funny Thing Happened on the Way to the Station
When Lucas, an agent investigating something subversive, gets off his train at the wrong station he is murdered. Has the crime got anything to do with a mole at the admiralty, a train ticket and a fiendish plot to kill the Prime Minister?

Season 5, Episode 14 – Aired: 4/22/1967
Something Nasty in the Nursery
Secrets known only to a small group of trusted men have leaked, and the men are having strange dreams of their childhood, featuring their nannies and a bouncing ball. Emma checks out the toyshop, Steed explores a school for nannies.

Season 5, Episode 15 – Aired: 4/29/1967
The Joker
Invited for the weekend to the home of a fellow Bridge Expert, Emma finds herself trapped in a house designed to send her mad. Her tormentor is Max Prendergast, a man she befriended and then betrayed in Berlin some time before. Then Steed came to the rescue but now he's at home nursing a sprained ankle.

Season 5, Episode 16 – Aired: 5/6/1967
Who's Who???
When one of the Floral Network of agents is found dead atop a pair of stilts, Steed and Emma's interest is piqued. That's the idea, because foreign agents Basil and Lola have a trap prepared for them: a machine that swaps their minds into the pair's bodies.

Season 5, Episode 17 – Aired: 9/30/1967
Return of the Cybernauts
The brother of the late Clement Armstrong sets a deadly trap for Steed and Mrs. Peel, whom he blames for his brother's death at the hands of his murderous creations, the Cybernauts.

Season 5, Episode 18 – Aired: 10/7/1967
Death's Door
A European peace conference comes under the threat of sabotage when the British delegates begin to suffer from premonitions and nightmares. After Sir Andrew Boyd, who has witnessd his death in a dream, is killed, Steed and Emma must keep his replacement, Lord Melford, sane and alive.

Season 5, Episode 19 – Aired: 10/14/1967
The 50,000 Pound Breakfast
The accidental death of a ventriloquist reveals that he had been carrying a fortune in gems inside his stomach. Steed stoops to blackmail and Emma goes shopping for ties in the search through the business community for a rich Borzoi.

Season 5, Episode 20 – Aired: 10/21/1967
Dead Man's Treasure
The search for a small despatch box containing secret information hidden by a dying agent leads Steed and Emma into a race (quite literally) for the 'treasure'. In the process they must face foreign agents, new partners and a car simulator that electrifies its guests.

Season 5, Episode 21 – Aired: 10/28/1967
You Have Just Been Murdered
Various millionaires are withdrawing large sums of money from the bank. Steed suspects blackmail but none of the men is willing to talk. Then he gets a call from Gilbert Jarvis, who tells Steed that he, Jarvis, has 'just been murdered'. Again.

Season 5, Episode 22 – Aired: 11/4/1967
The Positive Negative Man
When a scientist is found embedded in a wall, Steed and Emma pursue a man in make-up and wellies, whose appearance is terribly shocking.

Season 5, Episode 23 – Aired: 11/11/1967
Murdersville
Emma's old friend, Paul Croft, returns from abroad to retire to Little Storping-in-the Swurf. Unfortunately, the village seems to be run along very strange lines. Threatened by yokels, Emma finds herself outnumbered.

Season 5, Episode 24 - Aired: 11/18/67
Mission... Highly Improbable
When Sir Gerald Bancroft and his Rolls-Royce vanish whilst being escorted at a military base, Steed is called upon to solve the puzzle. But before he can he experiences that old shrinking feeling.

Season 6, Episode 1 – Aired: 9/25/1968
The Forget-Me-Knot
Steed's friend Sean Mortimer arrives at Steed's flat in a state of confusion. He cannot remember how he has got there or even who he is. He only knows that there is a traitor in the organisation. While Mortimer and Emma are captured by a pair of motorcycle villains, Steed seeks help from his Mother, meets Agent 69, and becomes the centre of suspicion himself.

Season 6, Episode 2 – Aired: 10/2/1968
Game
The sudden deaths of several of Steed's former army colleagues are revealed to be part of an elaborate engine of destruction, devised by a man court-martialled by them all. And now he is playing a deadly game.

Season 6, Episode 3 – Aired: 10/9/1968
Super Secret Cypher Snatch
Problems of a secret leakage from Cypher HQ and the disappearance of agent Jarret are first handed to rival Department MII2, and then to Mother's group. But why does everybody at Cypher HQ claim never to have seen Jarret and state that the only thing worthy of note that happened yesterday was that it rained?

Season 6, Episode 4 – Aired: 10/16/1968
You'll Catch Your Death
Ear, nose and throat specialists are sneezing themselves to death, each after receiving a mysterious empty envelope. When Tara is kidnapped, Steed takes great care over his morning mail.

Season 6, Episode 5 – Aired: 10/23/1968
Split!
When an agent at the Ministry of Top-Secret Information is murdered, Steed and Tara have little difficulty in locating the man responsible. But when a handwriting test indicates that he is Boris Kartovski, someone Steed thought he had killed in Berlin 5 years before, our heroes find themselves drawn into the dangerous experiments of Dr. Constantine.

Season 6, Episode 6 – Aired: 10/30/1968
Whoever Shot Poor George Oblique Stroke XR40
Somebody is out to get super-computer George/XR40. He is shot, given false data, attacked with acid, and nearly gets his power supply cut. But until George works properly the name and nature of the culprits cannot be established.

Season 6, Episode 7 – Aired: 11/6/1968
False Witness
Trusted agent Melville has lost three partners in quick succession, and seems to be lying at every opportunity. Is he really the man to partner Steed in an attempt to convict Lord Edgefield, noted blackmailer? And what is the odd connection between this whole affair and daily milk deliveries?

Season 6, Episode 8 – Aired: 11/13/1968
All Done With Mirrors
The leaking of secrets at Carmadoc Research Establishment throws suspicion on to Steed, who must suffer the torment of house arrest while Tara goes in with a new partner.

Season 6, Episode 9 – Aired: 11/20/1968
Legacy of Death
Anticipating the arrival of his enemies to kill him, millionaire Henley Farrer sets a deadly trap for them involving an Oriental dagger and, inevitably, Steed and Tara.

Season 6, Episode 10 – Aired: 11/27/1968
Noon Doomsday
Tara visits Steed in a special hospital following an injury to his leg. This is just the backdrop needed by Gerald Kafka, ex-head of Murder International, as he plans his revenge against Steed, who sent him to prison exactly seven years ago. At noon, Steed will die.

Season 6, Episode 11 – Aired: 12/4/1968
Look- (stop me if you've heard this one) But There Were These Two Fellers...
The directors of the Capital Land and Development Company are being murdered and the only clues Steed and Tara have are a massive footprint and a red nose.

Season 6, Episode 12 – Aired: 12/11/1968
Have Guns- Will Haggle
The spectacular theft of 3,000 top-secret FF70 rifles from a Government establishment brings Steed and Tara. Steed meets an old 'friend' and is invited to an auction. Tara has other reasons for being there.

Season 6, Episode 13 – Aired: 12/18/1968
They Keep Killing Steed
To infiltrate a peace conference, Arcos, a brilliant plastic surgeon, uses a new moulding technique to transform an agent into a duplicate Steed. But when the transformation proves to be unstable, Arcos decides they need the real Steed.

Season 6, Episode 14 – Aired: 1/1/1969
The Interrogators
When agents find themselves in Colonel Mannering's interrogation centre, they think it's a test of their abilities, and relax with drinks when the sessions are over. But who's fooling who. Steed plays catch the pigeon.

Season 6, Episode 15 – Aired: 1/8/1969
The Rotters
Members of the Institute of Timber Technology are being killed by a pair of caddish assassins, their advantage being an ability to destroy wood in seconds.

Season 6, Episode 16 – Aired: 1/15/1969
Invasion of the Earthmen
The death of agent Bernard Grant, while investigating the strange goings-on at the Alpha Academy where teenagers are being prepared for inter-planetary conquest, leads Steed and Tara into the generation war.

Season 6, Episode 17 – Aired: 1/22/1969
Killer
Remak is a killer, one the department are desperate to find. But a succession of agents on the trail of Remak are turning up dead, wrapped in polythene. And with Tara on holiday, Steed must go into this case with a new partner.

Season 6, Episode 18 – Aired: 1/29/1969
The Morning After
Steed, attempting to capture super-spy Merlin, is knocked out by a sleeping capsule, and wakes to find London deserted and under martial law. Firing squads are at large, and a nuclear bomb is holding the government to ransom.

Season 6, Episode 19 – Aired: 2/5/1969
The Curious Case of the Countless Clues
Rich men are being blackmailed by two crime experts who plant clues to them all over the scenes of the crimes that they themselves commit. However, when they try to allege that Steed would murder Tara....

Season 6, Episode 20 – Aired: 2/12/1969
Wish You Were Here
Tara's uncle is being held against his will in a country hotel. So Tara books in, and finds herself equally discouraged from leaving. Could the place also be home to the agent that Mother is missing?

Season 6, Episode 21 – Aired: 2/19/1969
Love All
Security lapses seem to point to top civil servants suddenly falling in love and giving secrets to an enemy agent disguised as a char lady. Steed investigates, but first has to save Tara from killing herself out of unrequited love.

Season 6, Episode 22 – Aired: 2/26/1969
Stay Tuned
Steed, packing for a holiday, is knocked unconscious. When he wakes, he continues to pack but is confused when Tara arrives and tells him that he has been away for three weeks. Could it have anything to do with the mysterious man following him whom everybody else but Steed can see?

Season 6, Episode 23 – Aired: 3/5/1969
Take Me To Your Leader
The discovery of a talking attache case passed from courier to courier until it finally reaches 'Mr. Big' takes Steed and Tara on a dazzling and surreal romp around London.

Season 6, Episode 24 – Aired: 3/12/1969
Fog
When a member of the International Disarmament Committee is stabbed with a swordstick on a foggy night, it looks like the Gaslight Ghoul, murderer of the 1890's, has set up in business again. Can Steed and Tara catch him before the committee is severely lacking in personnel?

Season 6, Episode 25 – Aired: 3/19/1969
Who Was That Man I Saw You With?
Tara has been employed to test the security on the top-secret war-room computer 'The Field Marshall'. But when a strange foreign man starts sending her flowers, Mother suspects that she's doing her job a bit too efficiently.

Season 6, Episode 26 – Aired: 3/26/1969
Homicide And Old Lace
It's Mother's birthday and he is visiting two of his aunts, Harriet and Georgina. To celebrate he tells them a hair-colour changing story, 'The Great Great British Crime'.

Season 6, Episode 27 – Aired: 4/2/1969
Thingumajig
The Reverend Shelley, a wartime pal of Steed's, seeks his help when archaeologists beneath his church are murdered mysteriously. Do the killing have anything to do with small malevolent mobile metal boxes....?

Season 6, Episode 28 – Aired: 4/7/1969
My Wildest Dream
When one of the Acme Precision Combine is brutally stabbed, Steed and Tara are on hand to witness the crime, thanks to a telephoned warning. But why does somebody want them to see so many killings, and what does it have to do with Dr. Jaeger's aggresso-therapy clinic?

Season 6, Episode 29 – Aired: 4/16/1969
Requiem
When Steed takes prime witness Miranda Loxton to a safe house to protect her from Murder-International hitmen, Tara is kidnapped. She escapes to find herself in her worst nightmare. A booby-trap in Steed's apartment kills Mother and Tara may be the only one with the hidden knowledge of where Steed has gone.

Season 6, Episode 30 – Aired: 4/23/1969
Take-Over
The home of Steed's friends Bill and Laura Bassett is invaded by a group of ruthless criminals who implant explosives in their throats. Unfortunately, this is the weekend that Steed is coming to stay.

Season 6, Episode 31 – Aired: 4/30/1969
Pandora
Tara is kidnapped, and wakes to discover that it is 1915, and she is apparently called Pandora. Could this be because of the little matter of a dowry and a missing bride? Steed struggles to solve a very old mystery.

Season 6, Episode 32 – Aired: 5/14/1969
Get-A-Way
Two invincible foreign agents escape from the ultimate prison, a monastery run by the security services. They resume their mission, to kill one important person each. Steed and Tara set out to catch them, and to find out how they escaped, before their leader follows suit.

Season 6, Episode 33 – Aired: 5/21/1969
Bizarre
When a woman is found walking barefoot in a snowy field, complaining of a dead man who wasn't dead, Steed investigates the Happy Meadows funeral parlour, which doesn't seem to be keeping its clients down under. What connection could that business possibly have with Mystic Tours?