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)

Kirk Alyn

Brazilian Gun Captain (uncredited)

C.E. Anderson

Bearded Lieutenant Commander (uncredited)

Tod Andrews

Ahearn (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)

Alec Craig

McGonigle (uncredited)

George Davis

German Sailor (uncredited)

Jean Del Val

Capt. La Pricor (uncredited)

Eddie Dew

Lieutenant-Commander at Meeting (uncredited)

Donald Douglas

Lieutenant-Commander (uncredited)

Warren Douglas

Navy Pilot (uncredited)

Johnny Duncan

Sailor (uncredited)

Ralph Dunn

Quartermaster (uncredited)

James Flavin

Merchant Marine School Lieutenant-Commander (uncredited)

Ross Ford

Ensign Speaker (uncredited)

William Forrest

Lieutenant-Commander (uncredited)

Hans Fuerberg

German Officer (uncredited)

Art Gilmore

President Franklin D. Roosevelt (voice) (uncredited)

Christine Gordon

Murmansk Welcomer (uncredited)

Kit Guard

Unemployed Seaman (uncredited)

William Haade

Loudmouth Saloon Patron (uncredited)

Creighton Hale

Sparks (uncredited)

Eddie Hall

Casino Club Patron at Loudmouth's Table (uncredited)

Stuart Holmes

Lieutenant-Commander at Meeting (uncredited)

William Hopper

Canadian Soldier (uncredited)

Lew Kelly

Tony Gonzales (uncredited)

Fred Kelsey

Joe (uncredited)

J.M. Kerrigan

Caviar Jinks (uncredited)

Kurt Kreuger

German U-Boat Sailor on Microphone (uncredited)

Glenn Langan

Gun Crewman (uncredited)

Frank Mayo

Major / Seaman (uncredited)

Frank Mills

Seaman (uncredited)

Howard M. Mitchell

Undetermined Secondary Role (uncredited)

Dennis Moore

Signalman (uncredited)

Jack Mower

Dispatcher (uncredited)

George N. Neise

German Lieutenant (uncredited)

Kurt Neumann

German (uncredited)

William H. O'Brien

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)

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)

Kane Richmond

Ensign Wright (uncredited)

Syd Saylor

Jim (uncredited)

Ferdinand Schumann-Heink

German (uncredited)

Walter Soderling

Pop (uncredited)

Glenn Strange

Jake (uncredited)

Ludwig Stössel

Capt. Ziemer (uncredited)

Charles Sullivan

Seaman (uncredited)

Elliott Sullivan

Hennessy (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)

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)