Director
Spencer Gordon Bennet
DIRECTOR
Writer
Orville H. Hampton
WRITER
Irving Block
Jack Rabin
Stars (in credits order)
Arthur Franz
Lt. Cmdr. Richard 'Reef' Holloway
Dick Foran
Cmdr. Dan Wendover
Brett Halsey
Dr. Carl Neilson Jr.
Paul Dubov
Lt. David Milburn
Bob Steele
CPO 'Grif' Griffin
Victor Varconi
Dr. Clifford Kent
Joi Lansing
Julie
Selmer Jackson
Adm. Terhune
Jack Mulhall
Justin Murdock
Jean Moorhead
Helen Milburn
Richard Tyler
Frogman Carney
Sid Melton
Yeoman Chester Tuttle
Kenneth Becker
Frogman Powell
Frank Watkins
Watkins
Tom Conway
Sir Ian Hunt
Pat Michaels
Narrator
John Hilliard
Saucer Voice (voice)
Edmund Cobb
Passerby (uncredited)
Frank Lackteen
