Montezuma

Richard Widmark

Lt. Carl Anderson

Jack Palance

Pigeon Lane

Reginald Gardiner

Sgt. Randolph Johnson

Robert Wagner

Coffman

Karl Malden

C.E. "Doc" Jones

Richard Hylton

Stuart Conroy

Richard Boone

Lt. Col. Gilfillan

Skip Homeier

Riley "Pretty Boy" Duncanon

Don Hicks

Lt. Bill Butterfield

Jack Webb

Correspondent Dickerman

Bert Freed

Slattery

Neville Brand

Sgt. Zelenko

Martin Milner

Whitney

Philip Ahn

Maj. Kenji Matsuoda (aka "Nomura")

Joe Turkel

Marine

Richard Allan

Pvt. Stewart (uncredited)