Onion Stark
Franco Nero
Henry 'Jack' Pullitzer
Sterling Hayden
Deputy Sheriff (uncredited)
Enzo G. Castellari
Villain with Sunglasses (uncredited)
David Warbeck
Hal Foster (uncredited)
Antonio Pica
Buck, Lamb Henchman
Massimo Vanni
Dutch Foster
Fernando Castro
Zeke
Wal Davis
Deputy Zachary
Dan van Husen
Oil Board Member (uncredited)
Agustín Bescos
Sam - Merchant (uncredited)
Xan das Bolas
Judd (uncredited)
Charly Bravo
Petrus Lamb
Martin Balsam
John (uncredited)
Alejandro de Enciso
Mack (uncredited)
Leopold Francis
Jim (uncredited)
Daniel Martín
Terrateniente (uncredited)
George Rigaud
Violet (uncredited)
Lucy Tiller
Owen (uncredited)
Mariano Vidal Molina
Jack (uncredited)
Manuel Zarzo
Sheriff
Leo Anchóriz
'Nerone' Foster
Romano Puppo
Oblò
Nazzareno Zamperla
Deputy Sheriff
Helmut Brasch
Cal 'Caligola' Foster
Duilio Cruciani
Mary Ann
Emma Cohen
Jeff
Dick Butkus
Screenplay
Luciano Vincenzoni
Story
Director
Producer
Carlo Ponti
Music
Guido De Angelis
Sergio Donati
Stunts
Rocco Lerro
Master at Arms
Maurizio De Angelis
Stunt Coordinator
Zev Braun
Executive Producer
Giancarlo Pettini
Ronald A. Tash
Director of Photography
Alejandro Ulloa
Editor
Gianfranco Amicucci
Art Direction
Alberto Boccianti
Costume Design
Enrico Job
Hairstylist
Giusy Bovino
Makeup Artist
Walter Cossu
Gino Zamprioli
Production Manager
Valentín Panero
Assistant Director
Luis Gómez Valdivieso
Second Unit Director
Mario Maffei
Assistant Art Director
Gumersindo Andrés
Sound Effects
Tonino Cacciottolo
Sound Mixer
Gianni D'Amico
Sound Engineer
Luis López
Special Effects
Antonio Parra
Visual Effects
Emilio Ruiz del Río
Juan Manuel Torres
Camera Operator
Roberto Girometti
Eduardo Noé
Assistant Camera
Guillermo Peña
Assistant Costume Designer
Benito Persico
Assistant Editor
Cesarina Casini
María Luisa Pino
Conductor
Gianfranco Plenizio
Script Supervisor
Maria Luisa Merci