Corvette K-225

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