Tom TryonCapt. Richmond Talbot Brian KeithMaj. Gen. John M. Vanneman Edmond O'BrienMcClosky aka 'Mac' Bob SweeneySen. Henry McGuire Kent SmithSecretary of the Air Force Nancy KulpNutritionist Officer Harp McGuireFederal Security Driver Simon ScottMedical Officer Robert BrubakerSpace Flight Technician (uncredited) Walt DavisAir Force Officer (uncredited) Douglas EvansColonel (uncredited) Sally FieldBeatnik Girl in Lineup (uncredited) Michael GarrettControl Board Technician (uncredited) Bob HastingsMotorist (uncredited) Jonathan HoleHotel Clerk (uncredited) John HollandJoe McCord (uncredited) William HudsonSpace Flight Technician (uncredited) Kenner G. KempConventioneer in Hotel Lobby (uncredited) Muriel LandersFat Lady (uncredited) Karen NorrisBridge Player (uncredited) Nelson OlmstedPolice Officer Dennis (uncredited) Jeffrey SayreConventioneer in Hotel Lobby (uncredited) Bert StevensConventioneer in Hotel Lobby (uncredited) Chet StrattonCaptain (uncredited) Arthur ToveyConventioneer in Hotel Lobby (uncredited) Guy WilkersonConventioneer in Elevator (uncredited) Jo Anne WorleyBeatnik Girl in Lineup (uncredited) John ZarembaSecurity Officer Conducting Lineup (uncredited) Maurice TombragelScreenplay Ron MillerAssociate Producer Carroll ClarkArt Direction Marvin Aubrey DavisArt Direction William StevensSet Decoration William E. SnyderDirector Of Photography Bill ThomasCostume Designer Pat McNalleyMakeup Artist Joseph L. McEveetyAssistant Director Paul J. SmithOriginal Music Composer Robert O. CookSound Supervisor Harry LindgrenSound Mixer Evelyn KennedyMusic Editor 
