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)
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)
Frank Alten
German (uncredited)
Louis V. Arco
Submarine Commander (uncredited)
Alex Chivra
Lieutenant-Commander at Meeting (uncredited)
Eddie Coke
Signal Man (uncredited)
Hal Craig
Ship Officer (uncredited)
Albert D'Arno
German Sailor (uncredited)
Janna DeLoos
Murmansk Welcomer (uncredited)
Arthur Dulac
French Seaman (uncredited)
Carl Ekberg
Dutch Seaman (uncredited)
John Epper
German Lieutenant-Commander (uncredited)
Art Foster
Pete Larson (uncredited)
Eddie Foster
American Seaman (uncredited)
Arno Frey
German Pilot (uncredited)
Frederick Giermann
German Submarine Captain (uncredited)
Art Gilmore
President Franklin D. Roosevelt (voice) (uncredited)
Henry Guttman
Nazi Submarine Officer (uncredited)
Ernst Hauessermann
German (uncredited)
Lew Hicks
Lieutenant-Commander at Meeting (uncredited)
Ted Jacques
Ship Officer (uncredited)
Victor Kilian Jr.
U.S. Navy Petty Officer (uncredited)
George Kirby
Pilot Johnson (uncredited)
Rolf Lindau
Submarine Radio Operator (uncredited)
Manuel López
Mexican Seaman (uncredited)
Anthony Marsh
English Gun Captain (uncredited)
Clyde McAtee
Lieutenant-Commander at Meeting (uncredited)
Charles McMurphy
Lieutenant-Commander at Meeting (uncredited)
Edwin Mills
Naval Radio Operator (uncredited)
Rudolf Myzet
Russian Seaman (uncredited)
Bob O'Connor
Lieutenant-Commander at Meeting (uncredited)
Joe Ploski
German Sailor (uncredited)
Vera Richkova
Murmansk Welcomer (uncredited)
Walter Rode
Russian Air Force Captain (uncredited)
Cliff Saum
Seaman (uncredited)
Hans Schumm
Lieutenant Commander (uncredited)
Harry Seymour
Pianist (uncredited)
George Sherwood
German (uncredited)
George Sorel
German Bombardier (uncredited)
Leo Sulky
Unemployed Seaman (uncredited)
Walter Thiele
German (uncredited)
Hans von Morhart
German (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)
