Guest Stars William Windom as Michael Tressider Michael Rennie as Vice Chancellor Pierre Alquist Diana Hyland as Ellie Markham Eduard Franz as Premier Thor Halvorsen Co Starring Martin West as Lieutenant Ross Elliott as Hotel Detective William Boyett as Tressider's Man Ben Wright as Emissary Ford Rainey as General Jonathan Blaine Ian Wolfe as Secretary Knute Rosmundson Vic Perrin as Hypnotist Alien Peter Hobbs as Colonel Don Lamond as Newsman David Armstrong as Man #2 Victoria Hale as Hippie Uncredited William Woodson voices Narrator George DeNormand as Alien Ralph Brooks as Tourist
