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