Craig Stevens
Col. Joe Parkman
Cast (15)
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
Bing Russell
State Trooper
David McMahon
Capt. Frank Carver
Marvin Miller
Narrator (voice)
Michael Forest
Photographer (uncredited)
Sumner Williams
C-47 Pilot (uncredited)
Crew (16)
William Alland
Story
Chester W. Schaeffer
Editor
Ellis W. Carter
Director of Photography
Nathan H. Juran
Director
William Alland
Producer
William Lava
Original Music Composer
Alexander Golitzen
Art Direction
Clifford Stine
Visual Effects
Irving Gertz
Original Music Composer
Martin Berkeley
Screenplay
Robert Clatworthy
Art Direction
Jay A. Morley Jr.
Costume Design
Bud Westmore
Makeup Artist
William Holland
Assistant Director
Oliver Emert
Set Decoration
Russell A. Gausman
Set Decoration