cast
- Humphrey Bogart
- Joe Rossi
- Raymond Massey
- Capt. Steve Jarvis
- Ruth Gordon
- Mrs. Jarvis
- Alan Hale
- Boats O'Hara
- Julie Bishop
- Pearl
- Sam Levene
- Chips Abrams
- Dane Clark
- Johnny Pulaski
- Peter Whitney
- Whitey Lara
- Minor Watson
- Rear Adm. Hartridge
- J.M. Kerrigan
- Caviar Jinks
- Dick Hogan
- Cadet Robert Parker
- Kane Richmond
- Ensign Wright
- Chick Chandler
- Goldberg
- George Offerman
- Cecil
- Donald Douglas
- Lt. Commander
- Art Foster
- Pete Larson
- Ray Montgomery
- Aherne
- Creighton Hale
- Sparks
- Elliott Sullivan
- Hennessy
- Alec Craig
- McGonigle
- Ludwig Stossel
- Capt. Ziemer
- Frank Puglia
- Capt. Carpolis
- Iris Adrian
- Jenny O'Hara
- Irving Bacon
- Bartender
- Ted Offenbecker
- Cecil
- Dick Wessel
- Cherub
- Glenn Strange
- Tex Mathews
- James Flavin
- Lieutenant Commander
- William Von Brincken
- German Sub Captain
crew
- Lloyd Bacon
- Director
- Jerry Wald
- Producer
- A.I. Bezzerides
- Screenwriter
- John Howard Lawson
- Screenwriter
- W.R. Burnett
- Screenwriter
- Ted D. McCord
- Cinematographer
- Adolph Deutsch
- Composer (Music Score)
- Leo F. Forbstein
- Musical Direction/Supervision
- George J. Amy
- Editor
- Thomas Pratt
- Editor
- Ted Smith
- Art Director
- Clarence I. Steensen
- Set Designer
- Milo Anderson
- Costume Designer
- Edwin DuPar
- Special Effects
- Jack Cosgrove
- Special Effects
- Guy Gilpatric
- Short Story Author
- Perc Westmore
- Makeup