Episode 8 of "The Invaders"
s01e08 Doomsday Minus One

Title: Doomsday Minus One

Original Air Date: 02/28/1967 on ABC

Director: Paul Wendkos
Writer: Louis Vittes

Guest Stars: Tom Palmer (Spencer), Andrew Duggan (General Ted Beaumont), Robert Osterloh (Carl Wyeth), Wesley Addy (Tomkins), Lee Farr (Agent), Lew Brown (Nom Com), Rick Murray (Attendant), Dave Armstrong (M.P.), K.L. Smith (Guard #1)