cast
- Pat O'Brien
- Mike Farrough
- Constance Bennett
- Christine Blaine
- John Halliday
- John Morgan
- Melville Cooper
- Penny
- Alan Baxter
- Larry Perrin
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- Edgar Buchanan
- Charles Atterbee
- Marjorie Gateson
- Mrs. Winslow
- Francis Pierlot
- Prof. Mudge
- Stanley Logan
- Capt. Hollister
- Frank Sully
- Tommy Malone
- Erwin Kalser
- Dr. Behrens
- Don Beddoe
- Chief Engineer
- Leslie Denison
- First Mate
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- Olaf Hytten
- Agent
- Jessie Busley
- Mrs. Mudge
- Arno Frey
- Submarine Gunner
- James Kilgannon
- Sailor
- Arthur Mulliner
- Detective
- Bruce Bennett
- Lieutenant
crew
- John Brahm
- Director
- Sam Bischoff
- Producer
- Fredric M. Frank
- Screen Story
- P.J. Wolfson
- Screenwriter
- Sidney Biddell
- Screen Story
- Franz Planer
- Cinematographer
- Morris W. Stoloff
- Musical Direction/Supervision
- Al Clark
- Editor
