John Wayne

Maj. Daniel Xavier Kirby

Robert Ryan

Capt. Carl 'Griff' Griffin

Don Taylor

Lt. Vern 'Cowboy' Blithe

Janis Carter

Joan Kirby

Jay C. Flippen

MSgt. Clancy, Line Chief

William Harrigan

Dr. Lt.Cdr. Joe Curran

James Bell

Colonel

Barry Kelley

Brigadier General

Maurice Jara

Shorty Vegay

Adam Williams

Lt. Bert Malotke

Carleton Young

Col. Riley

Michael St. Angel

Capt. Harold Jorgensen, Ops. Officer

Brett King

1st Lt. Ernie Stark

Gordon Gebert

Tommy Kirby

Richard Condon

James Craven

Victor Cutler

Gail Davis

Virginia Blithe (uncredited)

Sam Edwards

Fred Graham

MP Sergeant (uncredited)

Douglas Henderson

Lt. Foster (uncredited)

Milton Kibbee

Indian Affairs Clerk (uncredited)

Mona Knox

Keith Larsen

Harry Lauter

Eda Reiss Merin

John Mitchum

Hugh Sanders

Lynn Stalmaster

Milburn Stone

Fleet CIC Radio Operator (uncredited)

Harlan Warde

Dick Wessel

Mess Sergeant (uncredited)

Mack Williams

Chuck Courtney

3rd Pilot Replacement (uncredited)