| Person | Type | Job | Role(s) |
|---|---|---|---|
 Antonio Secchi | Crew | Camera | Director of Photography |
Bianco Manini | Crew | Production | Producer |
 Bruno Nicolai | Crew | Sound | Conductor |
Claudio Ragona | Crew | Camera | Camera Operator |
 Damiano Damiani | Crew | Directing | Director |
Divo Cavicchioli | Crew | Camera | Still Photographer |
 Ennio Morricone | Crew | Sound | Music Supervisor |
Enrico Bergier | Crew | Directing | Assistant Director |
Ferruccio De Martino | Crew | Production | Production Manager |
 Franco Solinas | Crew | Writing | Adaptation, Writer |
Italo Cameracanna | Crew | Sound | Foley, Sound Effects Editor |
 Luis Bacalov | Crew | Sound | Music |
Luis Vázquez | Crew | Art | Set Decoration |
Marilù Carteny | Crew | Costume & Make-Up | Costume Design |
Otello Fava | Crew | Costume & Make-Up | Makeup Artist |
Renato Cinquini | Crew | Editing | Editor |
Renato Doria | Crew | Camera | Camera Operator |
Salvatore Laurani | Crew | Writing | Story, Screenplay |
Sergio Canevari | Crew | Art | Production Design, Set Designer |
Renata Magnanti | Crew | Costume & Make-Up | Hairstylist |
Ofelia Minaldi | Crew | Production | Assistant Production Manager |
Fiorenzo Magli | Crew | Sound | Sound |
Guiseppe Celentano | Crew | Crew | Special Effects |
 Bruno Battisti D'Amario | Crew | Sound | Musician |
 Aldo Sambrell | Cast | Actor | Lt. Alvaro Ferreira |
 Andrea Checchi | Cast | Actor | Don Felipe |
 Aysanoa Runachagua | Cast | Actor | Paymaster |
 Carla Gravina | Cast | Actress | Rosario |
Damiano Damiani | Cast | Actor | Journalist with General Elías |
 Gian Maria Volonté | Cast | Actor | Chuncho Munos / 'El Chuncho' |
 Jaime Fernández | Cast | Actor | General Elías |
Joaquín Parra | Cast | Picaro | |
 José Manuel Martín | Cast | Actor | Raimundo |
 Klaus Kinski | Cast | Actor | El Santo |
 Lou Castel | Cast | Actor | Bill Tate |
 Martine Beswick | Cast | Actress | Adelita |
 Rufino Inglés | Cast | Actor | Captain Enrique Sanchez Compoy |
 Sal Borgese | Cast | Actor | Bandit |
 Spartaco Conversi | Cast | Actor | Eufemio |
 Valentino Macchi | Cast | Actor | Train engineer |
 Vicente Roca | Cast | Actor | Hotelier |
Antoñito Ruiz | Cast | Actor | Chico - Young Mexican at Train Station |
 Guy Heron | Cast | Actor | Pepito |
Santiago Santos | Cast | Guapo | |
| Person | Type | Job | Role(s) |
