The Comancheros (1961)
The Comancheros is a 1961 Western Deluxe CinemaScope color film directed by Michael Curtiz, based on a 1952 novel of the same name by Paul Wellman, and starring John Wayne and Stuart Whitman. The supporting cast includes Ina Balin, Lee Marvin, Nehemiah Persoff, Bruce Cabot, Jack Elam and Edgar Buchanan. Also featured are western film veterans Bob Steele, Guinn "Big Boy" Williams and Harry Carey, Jr. in uncredited supporting roles.
More at Wikipedia.