Randolph Scott

Lt. Cm. McClain

James Brown

Lt. Paul Cartwright

Ella Raines

Joyce Cartwright

Barry Fitzgerald

Stooky

Andy Devine

Walsh

Fuzzy Knight

Cricket

Noah Beery Jr.

Stone

Richard Lane

Vice Admiral

Thomas Gomez

Smithy

Peter Lawford

Naval Officer

David Bruce

Lt. Rawlins

Murray Alper

Jones

James Flavin

1st Lt. Bill Gardner

Walter Sande

Evans

Robert Mitchum

Sheppard

Cliff Robertson

Lookout

William Forrest

Commander Manning (uncredited)

Frank Faylen

Shipyard Painter

Frank Mayo

Captain of Merchant Ship

Charles McGraw

Chief Engineer

Milburn Stone

Canadian Captain

Martin Ashe

RAF Officer

Hooper Atchley

Civilian

Oliver Blake

Cook

Paul Bryar

Stoker

Jimmy Butler

Rating

Charles Cane

Workman

Frank Coghlan Jr.

Rating

Richard Crane

Leading Torpedo Man

Eddie Dew

Crewman

Jimmie Dodd

Steward

Vernon Downing

Officer

John Elliott

Merchant Captain

William Forrest

Commander Manning

John Frederick

First Officer

Joe Haworth

Officer

Holmes Herbert

Commodore Ramsay

Arthur Stuart Hull

Civilian

John James

Signalman

Rex Lease

Coxswain

Nelson Leigh

Naval Officer

Morton Lowry

British Lieutenant

Jack Luden

Merchant Marine Officer

Edmund MacDonald

Lt. LeBlanc

Lester Matthews

British Captain

Jack Mulhall

Officer

John Mylong

Submarine Commander

Gene O'Donnell

Wardroom Steward

George O'Hanlon

RCAL Wireless Operator

Oscar O'Shea

Capt. Smith

Grandon Rhodes

Lieutenant

Addison Richards

Cmdr. Rowland

Charles Sherlock

First Mate

Freddie Steele

Quartermaster

John Whitney

Quartermaster

Matt Willis

Roger

Ian Wolfe

Paymaster Commander