Richard Basehart
Cpl. Denno
Gene Evans
Sgt. Rock
Michael O'Shea
Sgt. Lonergan
Richard Hylton
Medic John Wheeler
Craig Hill
Lt. Gibbs
Skip Homeier
Whitey
Paul Burke
Doggie (uncredited)
Glenn Corbett
Lieutenant (uncredited)
James Dean
Doggie (uncredited)
John Doucette
18th Infantry Colonel (uncredited)
Pat Hogan
Jonesy (uncredited)
Robert Knapp
Chuck (uncredited)
George Lynn
26th Infantry Colonel (uncredited)
Herbert Lytton
Army Doctor (uncredited)
Neyle Morrow
Medic (uncredited)
John Pickard
Vic (uncredited)
Stuart Randall
Major General at Headquarters (uncredited)
Paul Richards
Ramirez (uncredited)
Joe Turkel
Soldier (uncredited)
Howard Banks
Doggie (uncredited)
George Conrad
Zablocki (uncredited)
John Drexel
John (uncredited)
Tony Kent
Mainotes (uncredited)
Henry Kulky
Vogl (uncredited)
Weaver Levy
Communist Tank Leader (uncredited)
Richard Monahan
Walowicz (uncredited)
Wyott Ordung
Fitz (uncredited)
Don Orlando
Borcellino (uncredited)
Mel Pogue
Bulcheck (uncredited)
Robert Stevenson
Col. Taylor - 16th Infantry (uncredited)
William Thourlby
Husky Doggie (uncredited)