| Person | Type | Job | Role(s) |
|---|---|---|---|
 Benito Stefanelli | Crew | Crew | Master at Arms |
 Carlo Simi | Crew | Art | Production Design, Art Direction |
 Claudio Cuomo | Crew | Production | Unit Manager |
 Claudio Mancini | Crew | Production | Producer, General Manager |
 Damiano Damiani | Crew | Writing | Screenplay, Director |
Diego Gómez Sempere | Crew | Production | Production Manager |
 Ennio Morricone | Crew | Sound | Original Music Composer |
 Ernesto Gastaldi | Crew | Writing | Screenplay, Story |
Francesco Bronzi | Crew | Art | Production Design, Art Direction |
Franco Carretti | Crew | Costume & Make-Up | Costume Design |
Franco Coduti | Crew | Production | Unit Manager |
Fulvio Morsella | Crew | Writing | Screenplay, Producer, Story |
Giovanni Corridori | Crew | Crew | Special Effects |
 Giuliano Montaldo | Crew | Directing | Second Unit Director |
Giuseppe Ruzzolini | Crew | Camera | Director of Photography |
Jean Gontier | Crew | Production | Co-Producer |
Massimo Tavazzi | Crew | Art | Set Decoration |
 Nino Baragli | Crew | Editing | Editor |
Pierantonio Mecacci | Crew | Costume & Make-Up | Makeup Artist |
 Sergio Leone | Crew | Production | Executive Producer, Idea, Assistant Director, Director of Operations |
 Stefano Rolla | Crew | Directing | First Assistant Director |
Maurizio Giustini | Crew | Costume & Make-Up | Makeup Artist |
Vittoria Vigorelli | Crew | Directing | Script Supervisor |
Gaetano Testa | Crew | Sound | Sound |
Fausto Ancillai | Crew | Sound | Sound Mixer |
Stefano Vicario | Crew | Directing | Second Assistant Director |
Roberto Arcangeli | Crew | Sound | Sound Effects |
Vasco Mafera | Crew | Production | Unit Manager |
Claudio Giugno | Crew | Production | Production Supervisor |
Orsola Liberati | Crew | Costume & Make-Up | Seamstress |
 Armando Bottin | Cast | Actor | Mortimer Henchman |
Benito Stefanelli | Cast | Actor | Mortimer |
 Bruno Di Luia | Cast | Actor | Soldier (uncredited) |
 Carla Cassola | Cast | Actress | Prostitute |
 Clara Colosimo | Cast | Actress | La ruffiana |
 Deogratias Huerta | Cast | Actor | Union Sergeant |
 Desmond Thompson | Cast | Sheriff of Village (uncredited) | |
Edmondo Tieghi | Cast | ||
 Fernando Cerulli | Cast | Actor | Her husband |
 Friedrich von Ledebur | Cast | Actor | Don Felipe |
 Furio Meniconi | Cast | Actor | (uncredited) |
 Gérard Boucaron | Cast | Actor | Village Idiot |
 Jean Martin | Cast | Actor | Colonel Pembroke |
 Karl Braun | Cast | Actor | Poker Player (uncredited) |
 Klaus Kinski | Cast | Actor | Doc Foster |
 Lina Franchi | Cast | Actress | Mary Gomez, Prostitute (uncredited) |
 Mario Brega | Cast | Actor | Coach Driver |
 Mario Valgoi | Cast | Actor | Thomas Trader |
 Miou-Miou | Cast | Actress | Lucy |
 Miriam Mahler | Cast | Actress | Pembroke's Daughter |
 Natale Tulli | Cast | Actor | Man at Brothel (uncredited) |
 Patrick McGoohan | Cast | Actor | Major Cabot |
 Piero Vida | Cast | Actor | Jacky Roll |
 Pietro Torrisi | Cast | Actor | Mortimer Henchman (uncredited) |
 Raimund Harmstorf | Cast | Actor | Sergeant Milton |
 Renato Baldini | Cast | Actor | Sheriff in saloon |
 Rik Battaglia | Cast | Actor | Captain |
 Robert Charlebois | Cast | Actor | Bill Locomotiva |
 Roy Bosier | Cast | Actor | Jeremy |
 Terence Hill | Cast | Actor | Joe Thanks |
 Tommaso Palladino | Cast | Actor | Man at Brothel (uncredited) |
 Valerio Ruggeri | Cast | ||
 Vittorio Fanfoni | Cast | Actor | Jail guard |
| Person | Type | Job | Role(s) |
