Steven 'Boley' Boleslavski
Edward G. Robinson
Mickey Donohue
Glenn Ford
Swab with large nose
Curt Bois
Admiral (Clark's CO)
Kenneth MacDonald
Doctor, finding Boley unfit for further sea duty
Charles D. Brown
Commandant
Cliff Clark
Japanese Submarine Commander
Richard Loo
Japanese Sonar Man
Benson Fong
2nd Fireman (uncredited)
Lloyd Bridges
Doctor #1 (uncredited)
Tris Coffin
2nd Ship Fitter (uncredited)
Bud Geary
Austin (uncredited)
Eddie Hall
Kansas Jackson
Edgar Buchanan
Assistant Chief Engineer (uncredited)
Charles McGraw
Radioman (uncredited)
Milburn Stone
Communications Officer (uncredited)
Dennis Moore
Ens. Johnson (uncredited)
Larry Parks
Bigbee's Girl (uncredited)
Shirley Patterson
Survivor (uncredited)
Gene Rizzi
Yeoman
Frank Beckford
Moore
Dean Benton
Doctor
Lynton Brent
Sailor
Roy Brent
Mary Boleslavski
Marguerite Chapman
Marine / Fireman
Stanley Brown
Cook
George Bruggeman
Sailor's Girl Friend
Alma Carroll
Chief Gunner's Mate
Eddy Chandler
1st Workman
Edmund Cobb
Storekeeper
Eddie Coke
Sarecky's Girl
Eleanor Counts
Pharmacist's Mate
Roy Darmour
Survivor
Eddie Dew
1st Ship Fitter
Lester Dorr
Lt. Cmdr. Clark
Regis Toomey
Helmsman
John Estes
Pharmacist's Mate / Bridge Talker
Jerry Franks Jr.
Jack Gardner
Collins
Lloyd Hanson
Knife-Eating Sailor
Al Hill
Sobbing Sailor
David Holt
Bobby Jordan
Thomas
David S. Horsley
Mauritz Hugo
Seaman Guard
Stephen Keyes
Lt. Bert Marton
Warren Ashe
Marine
George Magrill
Don McGill
Justice of the Peace
Robert McKenzie
Signalman
David McKim
Frank Melton
Chief Quartermaster
John Merton
Girl
Gertrude Messinger
J.V. Talker
Bob Milton
Postman
Pat O'Malley
Paul Perry
Seaman Sarecky
Leo Gorcey
Don Peters
Lt. J.C. Randolph
Neil Reagan
Mickey Rentschler
Ship Building Foreman
Addison Richards
Ronald R. Rondell
Clark Ross
Kansas' Dance Partner
Virginia Sale
Chief Machinist's Mate
Charles Sherlock
Workman
George Sherwood
James
Mel Shubert
Engineer Casey
Edward Brophy
John Tyrrell
Dale Van Sickel
Justice of the Peace's Wife
Dorothy Vernon
Admiral
Pierre Watkin
Frank Wayne
Bigbee
Craig Woods
Billy Young
Marty, a riveter
Eddy Waller
Chief Engineer
Roger Clark
Music Director
Morris Stoloff
Screenplay
Borden Chase
Lewis Meltzer
Director
William A. Seiter
Story
Frank Wead
Assistant Director
Milton Carter
Interior Designer
Frank Tuttle
Original Music Composer
Anthony Collins
Assistant Art Director
Cary Odell
Art Direction
Lionel Banks
Editor
Gene Havlick
Director of Photography
Franz Planer
Producer
Louis F. Edelman