According to TNT, the alien drama from DreamWorks and Steven Spielberg was seen by 2.6 million adults in the 18-49 demographic and 3.2 million adults 25-54.
'Falling Skies,' starring Noah Wyle and Moon Bloodgood, is set in a world following an alien attack.
"The enormous success of Falling Skies demonstrates what can happen when you partner with the best people in the business and give them what they need to do their very best work," Michael Wright, executive vice president and head of programming for TNT, TBS and TCM, said in a statement.
"TNT's 'Falling Skies' is an exciting, fascinating and often moving story made possible through the magic of DreamWorks Television, an incredibly talented cast led by Noah Wyle and the vision of one of the greatest storytellers of our time, Steven Spielberg," he said.
Missed the premiere? Check out Maureen Ryan's 'Falling Skies' review.