Rock Hudson

Dana Stribling

Kirk Douglas

Brendan 'Bren' O'Malley

Dorothy Malone

Belle Breckenridge

Joseph Cotten

John Breckenridge

Carol Lynley

Melissa 'Missy' Breckenridge

Neville Brand

Frank Hobbs

Regis Toomey

Milton Wing

James Westmoreland

Julesburg Kid

Adam Williams

Calverton

Jack Elam

Ed Hobbs

John Shay

Bowman

Gregorio Acosta

Singing ranch hand (uncredited)

Manuel Alvarado

Bartender saloon (uncredited)

José Chávez

Man at Cock Fight (uncredited)

Arturo Fernández

Man in saloon (uncredited)

Peter Helm

Man in saloon (uncredited)

Regino Herrera

Man in saloon (uncredited)

Jackboy

Dog (uncredited)

Vicente Lara

Man in saloon (uncredited)

Margarito Luna

Jose (uncredited)

Moreno López

Man in saloon (uncredited)

Rubén Márquez

Man in saloon (uncredited)

Amelia Rivera

Woman in saloon (uncredited)

Ángela Rodríguez

Woman shouts out in saloon (uncredited)

José Torvay

Rosario (uncredited)

Jorge Treviño

Mexican trader (uncredited)

Manuel Vergara 'Manver'

Man at Cock Fight (uncredited)

Isabel Vázquez

Old woman in trading store (uncredited)

Robert Aldrich

Director

Bud Westmore

Makeup Artist

Howard Rigsby

Novel

Dalton Trumbo

Screenplay

Edward Mann

Supervising Editor

Waldon O. Watson

Sound

Donald Cunliffe

Sound

Norma Koch

Costume Design

Larry Germain

Hairstylist

Tom Connors Jr.

Assistant Director

Joseph Gershenson

Conductor

Eugene Frenke

Producer

Edward Lewis

Producer

Ernest Laszlo

Director of Photography

Michael Luciano

Editor

Alexander Golitzen

Art Direction

Alfred Sweeney

Art Direction

Oliver Emert

Set Decoration

Ernest Gold

Original Music Composer

Kirk Douglas

Executive Producer

Nate D. Slott

Assistant Director

May Boss

Stunt Double

Chuck Roberson

Stunts

George Robotham

Stunt Double