Richard Boone
Maj. James 'Jim' Lassiter
Stuart Whitman
Capt. Haven
Anthony Franciosa
Juan Luis Rodriguez
Jim Brown
Sgt. Franklyn
Wende Wagner
Sally
Warner Anderson
Col. Wagner
Rodolfo Acosta
Bloodshirt
Barry Kelley
Croupier
Vito Scotti
Mexican Bandit
House Peters Jr.
Pardee Officer
Kevin Hagen
Blondebeard
Edmond O'Brien
Col. Theron Pardee
Timothy Carey
Chico - Cantina Owner (uncredited)
Marie Gomez
Anita (uncredited)