Cast
Craig Stevens
Col. Joe Parkman
William Hopper
Dr. Nedrick 'Ned' Jackson
Alix Talton
Marge Blaine
Donald Randolph
Gen. Mark Ford
Florenz Ames
Prof. Anton Gunther
Paul Smith
Corporal
Paul Campbell
Lt. Fred Pizar
Pat Conway
Sgt. Pete Allen
Phil Harvey
Lou
Helen Jay
Mrs. Farley
Crew
Chester W. Schaeffer
Editor
Nathan Juran
Director
William Alland
Story
William Alland
Producer
Ellis W. Carter
Director of Photography
Martin Berkeley
Screenplay
Irving Gertz
Original Music Composer
Robert Clatworthy
Art Direction
Clifford Stine
Visual Effects
Alexander Golitzen
Art Direction
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