Duel at Diablo (1966) Cherokee Productions :: United Artists / P: Ralph Nelson , Fred Engel / D: Ralph Nelson / W: Marvin Albert, Michael Grilikhes / C: Charles F. Wheeler / E: Fredric Steinkamp / M: Neil Hefti / S: James Garner, Sidney Poitier, Bibi Andersson, Bill Travers, Dennis Weaver