In the midst of World War II, the battle under the sea rages and the Nazis have the upper hand as the Allies are unable to crack their war codes. However, after a wrecked U-boat sends out an SOS signal, the Allies realise this is their chance to seize the 'enigma coding machine'.
Lt. Andrew Tyler
Lt. Cmdr. Mike Dahlgren
CPO Henry Klough
Lt. Pete Emmett
Maj. Matthew Coonen
Capt. Lt. Gunther Wassner
Lt. Hirsch
Bill Wentz
Ted Trigger Fitzgerald
Ronald Rabbit Parker
Steward Eddie Carson
Seaman Anthony Mazzola
Seaman Charles 'Tank' Clemens
Seaman Herb Griggs
Ens. Keith Larson
Mrs. Dahlgren
Prudence Dahlgren
Louise Dahlgren
Adm. Duke
Ensign
German Chief Hans
Lt. Kohn
German E-Chief
German Hydrophone Operator
German Planesman
German Engineer
German Lookout
German Bosun
British Seaman
Editor
Screenplay
Producer
Original Music Composer
Director of Photography
Director
Screenplay
Producer
Art Direction
Set Decoration
Costume Design
Production Design
Art Direction
Set Decoration
Casting
Art Direction
Costume Supervisor
Stunt Double
Special Effects Coordinator
Production Design
Underwater Camera
Key Grip
Sound Effects Editor
Casting
Assistant Editor
Aerial Coordinator
Special Effects Supervisor
Sound Designer
Sound Effects Editor
Assistant Costume Designer
Makeup Artist
Casting Associate
Still Photographer
Second Unit Director of Photography
Assistant Costume Designer
Script Supervisor
Lead Animator
Property Master
Camera Operator
Makeup Artist
Visual Effects Coordinator
Visual Effects Editor
Sound Re-Recording Mixer
Camera Operator
Key Grip
Tailor
Marine Coordinator
Hairstylist
Casting
Camera Operator
Choreographer
Visual Effects Producer
Visual Effects Supervisor
ADR Editor
Dialogue Editor
Script Supervisor
Hairstylist
Hairstylist
ADR Editor
Foley Editor
Foley Editor
Supervising ADR Editor
Construction Coordinator
Hairstylist
Digital Effects Supervisor
Art Department Coordinator
Camera Operator
Digital Effects Supervisor
Visual Effects Supervisor
Sound Designer
Gaffer
Art Department Coordinator
Armorer
Pilot
Assistant Costume Designer
Makeup Artist
Lighting Technician
Key Makeup Artist
Roto Supervisor
Visual Effects Coordinator
Visual Effects Art Director
Boom Operator
Sound Re-Recording Mixer
Sound Designer
First Assistant Editor
Assistant Editor
Gaffer
Pilot
Hairstylist
Visual Effects Supervisor
Visual Effects Producer
Supervising Sound Editor
Visual Effects Editor
Visual Effects Supervisor
Special Effects Supervisor
Foley
Foley
Sound Re-Recording Mixer
Sound Recordist
Stunts
Boom Operator
Production Sound Mixer
Stunts
Storyboard Artist
Story