Obsada
Brian Keith
Maj. Gen. John M. Vanneman
Kent Smith
Secretary of the Air Force
Sarah Selby
Mrs. Talbot
Bob Hastings
Motorist (uncredited)
Karen Norris
Bridge Player (uncredited)
Nelson Olmsted
Police Officer Dennis (uncredited)
Dany Saval
Lyrae
Tommy Kirk
Walter Talbot
Sally Field
Beatnik Girl in Lineup (uncredited)
Kenner G. Kemp
Conventioneer in Hotel Lobby (uncredited)
Jeffrey Sayre
Conventioneer in Hotel Lobby (uncredited)
Guy Wilkerson
Conventioneer in Elevator (uncredited)
Tom Tryon
Capt. Richmond Talbot
Douglas Evans
Colonel (uncredited)
John Holland
Joe McCord (uncredited)
Simon Scott
Medical Officer
Jo Anne Worley
Beatnik Girl in Lineup (uncredited)
Edmond O'Brien
McClosky aka 'Mac'
Bob Sweeney
Sen. Henry McGuire
John Zaremba
Security Officer Conducting Lineup (uncredited)
Nancy Kulp
Nutritionist Officer, Space Flight Nutritionist (uncredited)
Bert Remsen
Brennan
Robert Brubaker
Space Flight Technician (uncredited)
Arthur Tovey
Conventioneer in Hotel Lobby (uncredited)
Harp McGuire
Federal Security Driver, Federal Security Driver (uncredited)
Muriel Landers
Fat Lady (uncredited)