Gregory Peck as Lt. Joe Clemons

Harry Guardino as PFC. Forstman

Rip Torn as Lt. Walter Russell

George Peppard as Cpl. Chuck Fedderson

Carl Benton Reid as American Admiral

James Edwards as Cpl. Jurgens

Bob Steele as Col. Kern

Woody Strode as Pvt. Franklen

George Shibata as Lt. Suki Ohashi

Norman Fell as S/Sgt. Coleman

Lew Gallo as DPR Lieutenant

Robert Blake as Pvt. Velie

Cliff Ketchum as Cpl. Payne

Biff Elliot as Pvt. Boven

Charles Aidman as Lt. Harold

Barry Atwater as Lt. Col. Davis

Viraj Amonsin as Chinese Broadcaster

Michael Garth as S-2 Officer

Leonard Graves as Lt. Cook

Martin Landau as Lt. Marshall

Ken Lynch as Major General Trudeau

Paul Comi as Sgt. Kreucheberg

Abel Fernandez as Kindley

Syl Lamont as Sgt. Kuzmick

Kevin Hagen as Cpl. Kissell

Chuck Hayward as Chalmers

John Alderman as Lt. Waldorf

Gavin MacLeod as Pvt. Saxon

John McKee as Cpl. Olds

Bert Remsen as Lt. Cummings

Robert B. Williams as Runner Soldier

Buzz Martin as Whitey

William Wellman Jr. as 'Iron Man'

Harry Dean Stanton as BAR Soldier (uncredited)