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John Wayne - Col. Cord McNallyJorge Rivero - Capt. Pierre CordonaJennifer O'Neill - Shasta DelaneyJack Elam - PhillipsChristopher Mitchum - Sgt. Tuscarora PhillipsVictor French - KetchamSusana Dosamantes - Maria CarmenSherry Lansing - AmelitaDavid Huddleston - Dr. Ivor JonesMike Henry - Rio Lobo Sheriff 'Blue Tom' HendricksBill Williams - Blackthorne Sheriff Pat CroninJim Davis - RileyDean Smith - BideRobert Donner - Whitey CarterGeorge Plimpton - George, Whitey's 4th HenchmanEdward Faulkner - Lt. HarrisPeter Jason - Lt. Ned ForsytheChuck Courtney - Chuck, Whitey's 2nd HenchmanRobert Rothwell - Whitey's 3rd HenchmanDon 'Red' Barry - Feeny - Bartender (uncredited)Sondra Currie - Blackthorne Prostitute (uncredited)Chuck Hayward - (uncredited)Conrad Hool - Bart (uncredited)Lance Hool - Picket (uncredited)John Hudkins - Rio Lobo Deputy (uncredited)Michael Jeffers - Barfly in Blackthorne (uncredited)Frank Kennedy - Minor Role (uncredited)Richard LaMarr - Man in Army Post Saloon (uncredited)John McKee - Rio Lobo Deputy (uncredited)Boyd 'Red' Morgan - Train Engineer (uncredited)
Ratings
from TMDB6.5/ 10298 votes