John Wayne

Colonel Cord McNally

Jorge Rivero

Captain Pierre Cordona (Frenchy)

Jennifer O'Neill

Shasta Delaney

Jack Elam

Phillips

Christopher Mitchum

Seargent Tuscarora Phillips

Victor French

Ketcham

Susana Dosamantes

Maria Carmen

Sherry Lansing

Amelita

David Huddleston

Dr. Ivor Jones

Jim Davis

Rio Lobo Deputy

Robert Donner

Deputy Whitey Carter

George Plimpton

Fourth Gunman

Edward Faulkner

Lt. Harris

Peter Jason

Lt. Ned Forsythe

Chuck Courtney

Chuck

Robert Rothwell

Third Gunman

Bill Williams

Blackthorne Sheriff Pat Cronin

Mike Henry

Rio Lobo Sheriff 'Blue Tom' Hendricks

Jim Prejean

Union Soldier

Bob Steele

Rio Lobo Deputy (uncredited)

Chuck Hayward

(uncredited)

Don 'Red' Barry

Feeny - Bartender (uncredited)

Sondra Currie

Blackthorne Prostitute (uncredited)

Conrad Hool

Bart (uncredited)

Lance Hool

Picket (uncredited)

John Hudkins

Rio Lobo Deputy (uncredited)

Michael Jeffers

Barfly in Blackthorne (uncredited)

Richard LaMarr

Man in Army Post Saloon (uncredited)

John McKee

Rio Lobo Deputy (uncredited)

Boyd 'Red' Morgan

Train Engineer (uncredited)

William H. O'Brien

Man in Army Post Saloon (uncredited)

Gregg Palmer

Pete - Henchman (uncredited)

Chuck Roberson

Corporal in Baggage Car (uncredited)

Danny Sands

Man Delivering Message to Jail (uncredited)

Cap Somers

Card Player (uncredited)

Tommy Tedesco

Guitar Player in Opening Credits (uncredited)

Hank Worden

Hank - Hotel Clerk (uncredited)

Terry Leonard

Stunt Double

Howard Hawks

Director

Yakima Canutt

Second Unit Director

Leigh Brackett

Guión, Guión Adaptado

Burton Wohl

Guión, Guión Adaptado, Historia

William H. Clothier

Director de Fotografía

Jerry Goldsmith

Compositor de la Música Original

John R. Carter

Sound

Howard Hawks

Productor

Paul Helmick

Productor

National General Pictures

Compañía de Produccion

Cinema Center Films

Compañía de Produccion

Hoyt Bowers

Casting

Leah Rhodes

Diseño de Vestuario

Monty Westmore

Makeup Designer

John Woodcock

Editor

Robert Emmet Smith

Diseño de Producción

William Kiernan

Decorados

Dan Perri

Title Designer

Hal Needham

Dobles