Gerald Mohr
Col. Thomas O`Bannion
Gerald Mohr
Col. Thomas O`Bannion
Naura Hayden
Dr. Iris Ryan
Les Tremayne
Prof. Theodore Gettell
Jack Kruschen
CWO Sam Jacobs
Paul Hahn
Maj. Gen. George Treeger
J. Edward McKinley
Prof. Paul Weiner
Tom Daly
Dr. Frank Gordon
Don Lamond
TV Newscaster / Narrator / Martian (voice)
Edward Innes
Brig. Gen. Alan Prescott
Gordon Barnes
Maj. Lyman Ross
Jack Haddock
Lt. Col. Davis
Brandy Bryan
Nurse Hayes
Joan Fitzpatrick
Nurse Dixon
Duke Norton
Dr. Muller
William Remick
Dr. Hawley
David De Haven
Air Force News Photographer
Arline Hunter
Joan
Alean 'Bambi' Hamilton
Joan's Friend
Fred Ross
Air Force News Photographer
Sidney W. Pink
Screenplay
Sidney W. Pink
Producer
Stanley Cortez
Director of Photography
Norman Maurer
Producer
Ib Melchior
Director
Ivan J. Hoffman
Editor
Paul Dunlap
Original Music Composer
Sidney W. Pink
Story
Ib Melchior
Screenplay
Norman Maurer
Production Design
Lou Perlof
Associate Producer
Mel Sternlight
Property Master
Arthur Wasson
Property Master
Lillian Shore
Hairstylist
Robert Johannes
Camera Operator
Roger Mace
Still Photographer
Victor B. Appel
Sound Mixer
Hazel W. Hall
Script Supervisor
Herman E. Townsley
Special Effects
David Newell
Makeup Artist
Bert Eason
Assistant Camera