Obsada:
-
Gerald Mohr
Col. Thomas O'Bannion
-
Naura Hayden
Dr. Iris 'Irish' Ryan
-
Les Tremayne
Prof. Theodore Gettell
-
Jack Kruschen
CWO Sam Jacobs
-
Paul Hahn
Maj. Gen. George Treegar
-
J. Edward McKinley
Prof. Paul Weiner
-
Tom Daly
Dr. Frank Gordon
-
Don Lamond
TV Newscaster / Narrator / Martian
-
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
-
Fred Ross
Air Force news photographer still man
-
David De Haven
Air Force news photographer still man
-
Arline Hunter
Joan
-
Alean 'Bambi' Hamilton
Joan's Friend
-
Richard Baxter
1st Monitor
-
Ralph Brooks
Security Man at Briefing
-
Ted Cassidy
Martian
-
Billy Curtis
Martian
-
Alan Prescott
Brigadier General
-
Billy Snyder
