Discover
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)
John Close
Lewisohn (uncredited)
Richard Crenna
Noxon (uncredited)
Lawrence Dobkin
Leo (uncredited)
Paul Dubov
Doctor (uncredited)
Grady Galloway
Sabinson (uncredited)
Ron Hargrave
Grayson (uncredited)
Ray Hyke
Ryan (uncredited)
John Kennedy
Bob (uncredited)
Henry Kulky
Dawson (uncredited)
Mike Mahoney
Kenner (uncredited)
Thomas Martin
Tyler's Secretary (uncredited)
Ann Morrison
Mrs. Miller (uncredited)
William Murphy
Winkler (uncredited)
Robert Nichols
Felton (uncredited)
Robert Osterloh
Mac, Dispatcher (uncredited)
Ted Ryan
Foreman (uncredited)
Charles Tannen
Charlie (uncredited)
Gregory Walcott
Randy O'Neill (uncredited)
Wilson Wood
Spotter (uncredited)
Barbara Woodell
Nurse Woodell (uncredited)
William Woodson
Opening Narrator (voice) (uncredited)
Camera
Charles G. Clarke
Director of Photography
Directing
Joseph M. Newman
Director
Sound
Sol Kaplan
Original Music Composer
Camera
Charles G. Clarke
Director of Photography
Directing
Joseph M. Newman
Director
Sound
Sol Kaplan
Original Music Composer