Humphrey Bogart

Lt. Joe Rossi

Raymond Massey

Capt. Steve Jarvis

Alan Hale

Boats O'Hara

Julie Bishop

Pearl O'Neill

Ruth Gordon

Mrs. Sarah Jarvis

Sam Levene

Abel 'Chips' Abrams

Dane Clark

Johnnie Pulaski

Peter Whitney

Whitey Lara

Dick Hogan

Cadet Robert Parker

Louis Adlon

German Ensign (uncredited)

Iris Adrian

Jenny O'Hara (uncredited)

Frank Alten

German (uncredited)

Kirk Alyn

Brazilian Gun Captain (uncredited)

C.E. Anderson

Bearded Lieutenant Commander (uncredited)

Tod Andrews

Ahearn (uncredited)

Louis V. Arco

Submarine Commander (uncredited)

Warren Ashe

U.S. Sailor (uncredited)

Hooper Atchley

Lieutenant-Commander (uncredited)

Irving Bacon

Bartender (uncredited)

Leah Baird

Mother (uncredited)

Joseph E. Bernard

Ed (uncredited)

Monte Blue

Seaman (uncredited)

Stanley Blystone

U.S. Commander (uncredited)

Sven Hugo Borg

Norwegian Seaman (uncredited)

Chick Chandler

Goldberg (uncredited)

Eddy Chandler

Seaman (uncredited)

Alex Chivra

Lieutenant-Commander at Meeting (uncredited)

Eddie Coke

Signal Man (uncredited)

Alec Craig

McGonigle (uncredited)

Hal Craig

Ship Officer (uncredited)

Albert D'Arno

German Sailor (uncredited)

George Davis

German Sailor (uncredited)

Jean Del Val

Capt. La Pricor (uncredited)

Janna DeLoos

Murmansk Welcomer (uncredited)

Eddie Dew

Lieutenant-Commander at Meeting (uncredited)

Donald Douglas

Lieutenant-Commander (uncredited)

Warren Douglas

Navy Pilot (uncredited)

Arthur Dulac

French Seaman (uncredited)

Johnny Duncan

Sailor (uncredited)

Ralph Dunn

Quartermaster (uncredited)

Carl Ekberg

Dutch Seaman (uncredited)

John Epper

German Lieutenant-Commander (uncredited)

James Flavin

Merchant Marine School Lieutenant-Commander (uncredited)

Ross Ford

Ensign Speaker (uncredited)

William Forrest

Lieutenant-Commander (uncredited)

Art Foster

Pete Larson (uncredited)

Eddie Foster

American Seaman (uncredited)

Arno Frey

German Pilot (uncredited)

Hans Fuerberg

German Officer (uncredited)

Frederick Giermann

German Submarine Captain (uncredited)

Art Gilmore

President Franklin D. Roosevelt (voice) (uncredited)

Christine Gordon

Murmansk Welcomer (uncredited)

Kit Guard

Unemployed Seaman (uncredited)

Henry Guttman

Nazi Submarine Officer (uncredited)

William Haade

Loudmouth Saloon Patron (uncredited)

Creighton Hale

Sparks (uncredited)

Eddie Hall

Casino Club Patron at Loudmouth's Table (uncredited)

Ernst Hauessermann

German (uncredited)

Lew Hicks

Lieutenant-Commander at Meeting (uncredited)

Stuart Holmes

Lieutenant-Commander at Meeting (uncredited)

William Hopper

Canadian Soldier (uncredited)

Ted Jacques

Ship Officer (uncredited)

Lew Kelly

Tony Gonzales (uncredited)

Fred Kelsey

Joe (uncredited)

J.M. Kerrigan

Caviar Jinks (uncredited)

Victor Kilian Jr.

U.S. Navy Petty Officer (uncredited)

George Kirby

Pilot Johnson (uncredited)

Kurt Kreuger

German U-Boat Sailor on Microphone (uncredited)

Glenn Langan

Gun Crewman (uncredited)

Rolf Lindau

Submarine Radio Operator (uncredited)

Manuel López

Mexican Seaman (uncredited)

Anthony Marsh

English Gun Captain (uncredited)

Frank Mayo

Major / Seaman (uncredited)

Clyde McAtee

Lieutenant-Commander at Meeting (uncredited)

Charles McMurphy

Lieutenant-Commander at Meeting (uncredited)

Edwin Mills

Naval Radio Operator (uncredited)

Frank Mills

Seaman (uncredited)

Howard M. Mitchell

Undetermined Secondary Role (uncredited)

Dennis Moore

Signalman (uncredited)

Jack Mower

Dispatcher (uncredited)

Rudolf Myzet

Russian Seaman (uncredited)

George N. Neise

German Lieutenant (uncredited)

Kurt Neumann

German (uncredited)

William H. O'Brien

Lieutenant-Commander at Meeting (uncredited)

Bob O'Connor

Lieutenant-Commander at Meeting (uncredited)

Gene O'Donnell

Lieutenant-Commander (uncredited)

George O'Hanlon

Navy Pilot (uncredited)

George Offerman, Jr.

Cecil (uncredited)

Paul Panzer

Seaman (uncredited)

Lee Phelps

Lieutenant-Commander (uncredited)

Joe Ploski

German Sailor (uncredited)

Russ Powell

Slops Denton (uncredited)

Hugh Prosser

Lieutenant Commander (uncredited)

Frank Puglia

Capt. Carpolis (uncredited)

Pedro Regas

Greek Seaman (uncredited)

Otto Reichow

German Petty Officer (uncredited)

Grandon Rhodes

Lieutenant Commander (uncredited)

Vera Richkova

Murmansk Welcomer (uncredited)

Kane Richmond

Ensign Wright (uncredited)

Walter Rode

Russian Air Force Captain (uncredited)

Cliff Saum

Seaman (uncredited)

Syd Saylor

Jim (uncredited)

Ferdinand Schumann-Heink

German (uncredited)

Hans Schumm

Lieutenant Commander (uncredited)

Harry Seymour

Pianist (uncredited)

George Sherwood

German (uncredited)

Walter Soderling

Pop (uncredited)

George Sorel

German Bombardier (uncredited)

Glenn Strange

Jake (uncredited)

Ludwig Stössel

Capt. Ziemer (uncredited)

Leo Sulky

Unemployed Seaman (uncredited)

Charles Sullivan

Seaman (uncredited)

Elliott Sullivan

Hennessy (uncredited)

Walter Thiele

German (uncredited)

Sigfrid Tor

Helmsman (uncredited)

Charles Trowbridge

Rear Adm. Hartridge (uncredited)

Peter van Eyck

German Ensign (uncredited)

Roland Varno

Gunnery Captain (uncredited)

Wilhelm von Brincken

German Submarine Captain (uncredited)

Hans von Morhart

German (uncredited)

Minor Watson

Rear Adm. Williams (uncredited)

Dick Wessel

Cherub Joe (uncredited)

John Whitney

U.S. Sailor (uncredited)

Dave Willock

Convoy Speaker (uncredited)

Tom Wilson

Bar Patron (uncredited)

Eric Wilton

Lieutenant-Commander at Meeting (uncredited)

Al Winters

German Lieutenant (uncredited)

Jack Wise

Dispatcher (uncredited)

Richard Woodruff

Squadron Leader (uncredited)

Jack Young

President Franklin D. Roosevelt (voice) (uncredited)

Charles Flynn

German (uncredited)