Episode 20 of "The Invaders"
s02e03 The Watchers

Title: The Watchers

Original Air Date: 09/19/1967 on ABC

Director: Jesse Hibbs
Writer: Earl Hamner Jr., Jerry Sohl

Guest Stars: John Zaremba (General), Paul Sorenson (Alien #1), Leonard Stone (Ramsey), Shirley Knight (Margaret Cook), Walter Brooke (Danvers), Robert Yuro (Simms), Marlowe Jensen (Alien #2), James Seay (Grayson), Harry Hickox (Bowman)