"After the Civil War, a former Union colonel searches for the two traitors whose perfidy led to the loss of a close friend."
John Wayne
as Col. Cord McNally
Jorge Rivero
as Capt. Pierre Cordona
Jennifer O'Neill
as Shasta Delaney
Jack Elam
as Phillips
Christopher Mitchum
as Sgt. Tuscarora Phillips
Victor French
as Ketcham
Susana Dosamantes
as Maria Carmen
Sherry Lansing
as Amelita
David Huddleston
as Dr. Ivor Jones
Mike Henry
as Rio Lobo Sheriff 'Blue Tom' Hendricks
Bill Williams
as Blackthorne Sheriff Pat Cronin
Jim Davis
as Riley
Dean Smith
as Bide
Robert Donner
as Whitey Carter
George Plimpton
as George, Whitey's 4th Henchman
Edward Faulkner
as Lt. Harris
Peter Jason
as Lt. Ned Forsythe
Chuck Courtney
as Chuck, Whitey's 2nd Henchman
Robert Rothwell
as Whitey's 3rd Henchman
Don 'Red' Barry
as Feeny - Bartender (uncredited)
Sondra Currie
as Blackthorne Prostitute (uncredited)
Chuck Hayward
as (uncredited)
Conrad Hool
as Bart (uncredited)
Lance Hool
as Picket (uncredited)
John Hudkins
as Rio Lobo Deputy (uncredited)
Michael Jeffers
as Barfly in Blackthorne (uncredited)
Frank Kennedy
as Minor Role (uncredited)
Richard LaMarr
as Man in Army Post Saloon (uncredited)
John McKee
Boyd 'Red' Morgan
as Train Engineer (uncredited)
William H. O'Brien
Gregg Palmer
as Pete - Henchman (uncredited)
Jim Prejean
as Union Soldier (uncredited)
Rudy Robbins
as Man (uncredited)
Chuck Roberson
as Corporal in Baggage Car (uncredited)
Danny Sands
as Man Delivering Message to Jail (uncredited)
Cap Somers
as Card Player (uncredited)
Bob Steele
Tommy Tedesco
as Guitar Player in Opening Credits (uncredited)
Ethan Wayne
as Boy (uncredited)
Hank Worden
as Hank - Hotel Clerk (uncredited)
Howard Hawks
Producer
Director
William H. Clothier
Director of Photography
Jerry Goldsmith
Original Music Composer
John Woodcock
Editor
Burton Wohl
Story
Screenplay
Leigh Brackett
Hoyt Bowers
Casting
Robert Emmet Smith
Production Design
Monty Westmore
Makeup Designer
Terry Leonard
Stunt Double
Hal Needham
Stunts
Leah Rhodes
Costume Design
Yakima Canutt
Second Unit Director
William Kiernan
Set Decoration
Dan Perri
Title Designer
John R. Carter
Sound
Paul Helmick
Associate Producer
Jean Austin
Hairstylist
Dave Grayson
Makeup Artist
Robert M. Beche
Unit Production Manager
Mike Moder
Assistant Director
Robert Stein
Third Assistant Director
Bill Dietz
Assistant Property Master
Ray Mercer Jr.
Property Master
Craig Binkley
Lloyd R. Apperson
Construction Foreman
Jack A. Finlay
Supervising Sound Editor
A.D. Flowers
Special Effects
Cliff Wenger
Extras Casting
Patricia Norris
Costumer
Theodore R. Parvin
Luster Bayless
Wardrobe Master
Joan Joseff
Other
Dennis L. Judd II
Location Coordinator
Joe Canutt
Tap Canutt
Steve DeFrance
Tony Epper
Jerry Gatlin
Chuck Henson
Ace Hudkins
Kimo Owens
Neil Summers
Jack Williams
Rodd Wolff
Richard 'Dub' Wright
Jack N. Young
William Dodds
Camera Operator
Harry R. Jones
Key Grip
James V. Vajana
Gaffer
Lloyd Ahern II
Assistant Camera
Richard Barth
First Assistant Camera
Frank Redmond
Bill Johnson
Gene Feldman
Supervising Music Editor
Arthur Morton
Orchestrator
Robert Bain
Musician
Israel Baker
Harry Bluestone
Vince De Rosa
Bob DiVall
Bonnie Jean Douglas
Dominick Fera
Carl Fortina
Sam Freed Jr.
Conductor
Alton Hendrickson
Norman Herzburg
William Hinshaw
Artie Kane
Dennis Karmazyn
Abe Luboff
Alfred Lustgarten
Edgar Lustgarten
Virginia Majewski
Peter Mercurio
Tommy Morgan
Richard Nash
Erno Neufeld
John Neufeld
Richard Perissi
Emil Richards
Frederick Seykora
Paul Shure
Henry Sigismonti
Sheridon Stokes
David Tamkin
Music Arranger
Milton Thomas
Louise Di Tullio
Lloyd Ulyate
Gerald Vinci
Al Viola
Ken Watson
Graham Young
Mary Louise Zeyen
Marshall J. Wolins
Script Supervisor
Don Record
Chema Hernández
Animal Wrangler
Dialogue Coach