John Wayne

Lt. Cmdr. Wedge Donovan

Susan Hayward

Constance Chesley

Dennis O'Keefe

Lt. Cmdr. Robert Yarrow

William Frawley

Eddie Powers

Leonid Kinskey

Johnny Novasky

J.M. Kerrigan

Sawyer Collins

Grant Withers

Whanger Spreckles

Paul Fix

Ding Jacobs

Ben Welden

Yump Lumkin

William Forrest

Lt. Tom Kerrick

Addison Richards

Capt. Joyce

Duncan Renaldo

Construction Worker at Party

Roy Barcroft

Seabee Barcroft (uncredited)

Joe Brooks

Pilot (uncredited)

Charles D. Brown

Capt. Squires (uncredited)

George Bruggeman

Seabee (uncredited)

Wheaton Chambers

Navy Observer (uncredited)

Kenne Duncan

Construction Worker (uncredited)

Jean Fenwick

Capt. Joyce's Secretary (uncredited)

Terry Frost

Orderly (uncredited)

Bud Geary

Construction Worker (uncredited)

Kit Guard

Construction Worker in Shelter (uncredited)

Eddie Hall

Man Walking to File Cabinet (uncredited)

Herbert Heyes

Capt. Millard (uncredited)

Reed Howes

Reporter (uncredited)

Nora Lane

Kitty - Secretary (uncredited)

James B. Leong

Japanese Officer (uncredited)

Tom London

Johnson (uncredited)

Clarence Lung

Japanese Officer (uncredited)

Adele Mara

Twinkles Tucker - Jitterbugger (uncredited)

Frank Marlowe

Construction Worker Who Dies (uncredited)

LeRoy Mason

Jonesey (uncredited)

Harold Miller

Lt. Cmdr. Stewart (uncredited)

Forbes Murray

Navy Surgeon (uncredited)

Hugh Prosser

Seabee (uncredited)

Joey Ray

Construction Worker (uncredited)

Jeffrey Sayre

Lt. Cmdr. Kane (uncredited)

Tom Steele

Seabee (uncredited)

Larry Stewart

Seabee (uncredited)

Charles Sullivan

Construction Worker (uncredited)

Hal Taliaferro

Lt. Cmdr. Hood (uncredited)

Chief Thundercloud

Indian Seabee (uncredited)

Charles Trowbridge

Randolph (uncredited)

Billy Wayne

Spec - Reporter (uncredited)

Robert J. Wilke

Arriving Construction Worker (uncredited)

John James

Meteorological Officer (uncredited)

Walter Bacon

Bartender (uncredited)