cast
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Tyrone Power
Lt. Ward Stewart
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Anne Baxter
Jean Hewlett
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Dana Andrews
Lt. Cdr. Dewey Connors
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James Gleason
Chief Mike 'Mac' McDonnell
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May Whitty
Grandmother
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Harry Morgan
Brownie
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Ben Carter
Oliver Cromwell Jones
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Stanley Andrews
Shipwrecked Captain (uncredited)
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John Archer
Curly Bowman (uncredited)
-
Gene Rizzi
Seaman Rizzi (uncredited)
- Frederic Brunn Q Boat Lieutenant (uncredited)
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Frank Conroy
Capt. Bryson
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Fred Aldrich
German Seaman
- David Bacon Lieutenant
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Brooks Benedict
Angry Man at Hotel Registration Desk
- Lulu Mae Bohrman Undetermined Secondary Role
- Dorothy Brent Schoolgirl
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Paul E. Burns
Simmons - Desk Clerk
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Harry Carter
Sailor
- Gene Collins Boy in Lifeboat
- James Conaty Hotel Desk Clerk
- Frank Dawson Henry the Butler
- James Eagles Officer
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Edward Earle
Wreckage Victim
-
Chester Gan
Lee Wong
-
Charley Grapewin
Pop
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Thurston Hall
Senator from Texas
- Sally Harper Teenage Student
-
George Holmes
Crew Member
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Kathleen Howard
Miss Bromley
- Sue Jolley Schoolgirl
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Florence Lake
Doris - Jean's Roommate
-
Peter Leeds
Shore Police
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Trudy Marshall
Telephone Operator
- Leila McIntyre Senator's Wife
- Betty McKinney Schoolgirl
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Malcolm 'Bud' McTaggart
Sailor
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Edward McWade
Crony
- James Metcalf Undetermined Secondary Role
- Hans Moebus German Officer
- Edmund Mortimer Man at Hotel Registration Desk
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John Mylong
Captain of Submarine
- Netta Packer Mother
- Tom Quinn Hotel Guest
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Otto Reichow
German Signalman
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Lionel Royce
German Q-Boat Commander
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Floyd Shackelford
Porter
-
Paul Stanton
Officer
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Charles Tannen
Seaman Hammond
- Ruth Thomas Schoolgirl
-
Sigfrid Tor
German Soldier
- Nicholas Vehr Russian Officer
- Hans von Morhart Y Gun Operator
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Minor Watson
Adm. Bob Stewart
- Cecil Weston Woman
- Bruce Wong First Waiter
- William Yetter Sr. Tanker Lieutenant