Tom Gries Director Charles Bronson Nick Colton Actor Robert Duvall Jay Wagner Actor Jill Ireland Ann Wagner Actor John Huston Harris Wagner Actor Randy Quaid Hawk Hawkins Actor Sheree North Myrna Actor Alejandro Rey Sanchez Actor Paul Mantee Telegraphist Actor Roy Jenson Spencer Actor Alan Vint Harve Actor Jorge Moreno Sosa Actor Sidney Clute Henderson Actor Emilio Fernández J.V. Actor Howard B. Kreitsek Screenwriter Marc Norman Screenwriter Elliott Baker Screenwriter Robert Chartoff Producer Irwin Winkler Producer Lucien Ballard Cinematographer Bud S. Isaacs Film Editing Jerry Goldsmith Original Music Alfred Sweeney Art Director Ira Bates Set Decoration Bill Thomas Costume Design Jane Feinberg Casting Mike Fenton Casting