Richard Widmark

Cliff Mason

Constance Smith

Peg Mason

Jeffrey Hunter

Edward J. (Ed) Miller

Richard Boone

Richard 'Dick' Dryer

Warren Stevens

Steve Burgess

James Griffith

Boise Peterson

Joe Sawyer

R. A. 'Pop' Miller

Robert Adler

McMullen (uncredited)

Parley Baer

Doctor Henry (uncredited)

Charles Bronson

Neff (uncredited)

Harry Carter

Ken Philippe (uncredited)

Richard Crenna

Noxon (uncredited)

Lawrence Dobkin

Leo (uncredited)

Paul Dubov

Doctor (uncredited)

Ray Hyke

Ryan (uncredited)

Mike Mahoney

Kenner (uncredited)

Ann Morrison

Mrs. Miller (uncredited)

William Murphy

Winkler (uncredited)

Robert Nichols

Felton (uncredited)

Robert Osterloh

Mac, Dispatcher (uncredited)

Charles Tannen

Charlie (uncredited)

Gregory Walcott

Randy O'Neill (uncredited)

Barbara Woodell

Nurse Woodell (uncredited)

William Woodson

Opening Narrator (voice) (uncredited)