Season 1 | Season 2 | Season 3 | Season 4 | Season 5 | Season 6

Episode # Title Airdate
Season 1
1 Hot Snow 1/7/1961
2 Brought to Book 1/14/1961
3 Square Root of Evil 1/21/1961
4 Nightmare 1/28/1961
5 Crescent Moon 2/4/1961
6 Girl on the Trapeze 2/11/1961
7 Diamond Cut Diamond 2/18/1961
8 The Radioactive Man 2/25/1961
9 Ashes of Roses 3/4/1961
10 Hunt the Man Down 3/18/1961
11 Please Don't Feed the Animals 4/1/1961
12 Dance with Death 4/15/1961
13 One for the Mortuary 4/29/1961
14 The Springers 5/13/1961
15 The Frighteners 5/27/1961
16 The Yellow Needle 6/10/1961
17 Death on the Slipway 6/24/1961
18 Double Danger 7/8/1961
19 Toy Trap 7/22/1961
20 The Tunnel of Fear 8/5/1961
21 The Far Distant Dead 8/19/1961
22 Kill the King 9/2/1961
23 Dead of Winter 12/9/1961
24 The Deadly Air 12/16/1961
25 A Change of Bait 12/23/1961
26 Dragonsfield 12/30/1961
Season 2
27 Mr Teddy Bear 9/29/1962
28 Propellant 23 10/6/1962
29 The Decapod 10/13/1962
30 Bullseye 10/20/1962
31 Mission to Montreal 10/27/1962
32 The Removal Men 11/3/1962
33 The Mauritius Penny 11/10/1962
34 Death of a Great Dane 11/17/1962
35 The Sell-Out 11/24/1962
36 Death on the Rocks 12/1/1962
37 Traitor in Zebra 12/8/1962
38 The Big Thinker 12/15/1962
39 Death Dispatch 12/22/1962
40 Dead on Course 12/29/1962
41 Intercrime 1/5/1963
42 Immortal Clay 1/12/1963
43 Box of Tricks 1/19/1963
44 Warlock 1/26/1963
45 The Golden Eggs 2/2/1963
46 School for Traitors 2/9/1963
47 The White Dwarf 2/16/1963
48 The Man in the Mirror 2/23/1963
49 Conspiracy of Silence 3/2/1963
50 A Chorus of Frogs 3/9/1963
51 Six Hands Across a Table 3/16/1963
52 Killer Whale 3/23/1963
Season 3
53 Brief for Murder 9/28/1963
54 The Undertakers 10/5/1963
55 Man with Two Shadows 10/12/1963
56 The Nutshell 10/19/1963
57 Death of a Batman 10/26/1963
58 November Five 11/2/1963
59 The Gilded Cage 11/9/1963
60 Second Sight 11/16/1963
61 The Medicine Men 11/23/1963
62 The Grandeur That Was Rome 11/30/1963
63 The Golden Fleece 12/7/1963
64 Don't Look Behind You 12/14/1963
65 Death A La Carte 12/21/1963
66 Dressed to Kill 12/28/1963
67 The White Elephant 1/4/1964
68 The Little Wonders 1/11/1964
69 The Wringer 1/18/1964
70 Mandrake 1/25/1964
71 The Secrets Broker 2/1/1964
72 Trojan Horse 2/8/1964
73 Build a Better Mousetrap 2/15/1964
74 The Outside-In Man 2/22/1964
75 The Charmers 2/29/1964
76 Concerto 3/7/1964
77 Esprit De Corps 3/14/1964
78 Lobster Quadrille 3/21/1964
Season 4
79 The Town of No Return 10/2/1965
80 The Gravediggers 10/9/1965
81 The Cybernauts 10/16/1965
82 Death at Bargain Prices 10/23/1965
83 Castle De'ath 10/30/1965
84 The Master Minds 11/6/1965
85 The Murder Market 11/13/1965
86 A Surfeit of H2O 11/20/1965
87 The Hour that Never Was 11/27/1965
88 Dial a Deadly Number 12/4/1965
89 Man-Eater of Surrey Green 12/11/1965
90 Two's a Crowd 12/18/1965
91 Too Many Christmas Trees 12/25/1965
92 Silent Dust 1/1/1966
93 Room Without a View 1/8/1966
94 Small Game For Big Hunters 1/15/1966
95 The Girl From Auntie 1/22/1966
96 The Thirteenth Hole 1/29/1966
97 Quick-Quick Slow Death 2/5/1966
98 The Danger Makers 2/12/1966
99 A Touch of Brimstone 2/19/1966
100 What the Butler Saw 2/26/1966
101 The House That Jack Built 3/5/1966
102 A Sense of History 3/12/1966
103 How to Succeed... at Murder 3/19/1966
104 Honey For the Prince 3/26/1966
Season 5
105 From Venus With Love 1/14/1967
106 The Fear Merchants 1/21/1967
107 Escape in Time 1/28/1967
108 The See-Through Man 2/4/1967
109 The Bird Who Knew Too Much 2/11/1967
110 The Winged Avenger 2/18/1967
111 The Living Dead 2/25/1967
112 The Hidden Tiger 3/4/1967
113 The Correct Way to Kill 3/11/1967
114 Never, Never Say Die 3/18/1967
115 Epic 4/1/1967
116 The Superlative Seven 4/8/1967
117 A Funny Thing Happened on the Way to the Station 4/15/1967
118 Something Nasty in the Nursery 4/22/1967
119 The Joker 4/29/1967
120 Who's Who??? 5/6/1967
121 Return of the Cybernauts 9/30/1967
122 Death's Door 10/7/1967
123 The 50,000 Pound Breakfast 10/14/1967
124 Dead Man's Treasure 10/21/1967
125 You Have Just Been Murdered 10/28/1967
126 The Positive Negative Man 11/4/1967
127 Murdersville 11/11/1967
128 Mission... Highly Improbable 11/18/1967
Season 6
129 The Forget-Me-Knot 9/25/1968
130 Game 10/2/1968
131 Super Secret Cypher Snatch 10/9/1968
132 You'll Catch Your Death 10/16/1968
133 Split! 10/23/1968
134 Whoever Shot Poor George Oblique Stroke XR40 10/30/1968
135 False Witness 11/6/1968
136 All Done With Mirrors 11/13/1968
137 Legacy of Death 11/20/1968
138 Noon Doomsday 11/27/1968
139 Look- (stop me if you've heard this one) But There Were These Two Fellers... 12/4/1968
140 Have Guns- Will Haggle 12/11/1968
141 They Keep Killing Steed 12/18/1968
142 The Interrogators 1/1/1969
143 The Rotters 1/8/1969
144 Invasion of the Earthmen 1/15/1969
145 Killer 1/22/1969
146 The Morning After 1/29/1969
147 The Curious Case of the Countless Clues 2/5/1969
148 Wish You Were Here 2/12/1969
149 Love All 2/19/1969
150 Stay Tuned 2/26/1969
151 Take Me To Your Leader 3/5/1969
152 Fog 3/12/1969
153 Who Was That Man I Saw You With? 3/19/1969
154 Homicide And Old Lace 3/26/1969
155 Thingumajig 4/2/1969
156 My Wildest Dream 4/7/1969
157 Requiem 4/16/1969
158 Take-Over 4/23/1969
159 Pandora 4/30/1969
160 Get-A-Way 5/14/1969
161 Bizarre 5/21/1969