 |
Gian Maria Volonté as Professor Brett Fletcher |
 |
Tomas Milian as Solomon 'Beauregard' Bennet |
 |
William Berger as Charley Siringo |
 |
Jolanda Modio as Maria |
 |
Gianni Rizzo as Williams |
 |
Carole André as Elizabeth Wilkins |
 |
Ángel del Pozo as Maximilian de Winton |
 |
Aldo Sambrell as Zachary Shawn |
 |
Nello Pazzafini as Vance |
 |
José Torres as Aaron Chase |
 |
Linda Veras as Cathy |
 |
Antonio Casas as Leading Citizen of Puerto del Fuego |
 |
Frank Braña as Jason |
 |
Lorenzo Robledo as Wallace |
 |
Guy Heron as Sheriff at de Winton Estate |
 |
Rossella D'Aquino as Sandy / Sally |
 |
Giovanni Ivan Scratuglia as Taylor Henchman |
 |
Lidia Alfonsi as Belle de Winton |
| Editing | Eugenio Alabiso | Editor |
| Production | Arturo González | Producer |
| Directing | Sergio Sollima | Director |
| Writing | Sergio Donati | Screenplay |
| Writing | Sergio Sollima | Story |
| Writing | Sergio Sollima | Screenplay |
| Sound | Ennio Morricone | Original Music Composer |
| Production | Alberto Grimaldi | Producer |
| Production | Thomas Sagone | Production Manager |
| Sound | Renato Cadueri | Sound Mixer |
| Art | Carlo Simi | Production Design |
| Sound | Bruno Nicolai | Conductor |
| Crew | Eros Bacciucchi | Special Effects |
| Production | Lamberto Andreani | Production Secretary |
| Directing | Luigina Lovari | Script Supervisor |
| Directing | Mariano Canales | First Assistant Director |
| Art | Antonio Palombi | Assistant Production Design |
| Costume & Make-Up | Carlo Simi | Costume Design |
| Camera | Gastone Di Giovanni | Camera Operator |
| Sound | Elio Pacella | Sound |
| Costume & Make-Up | Rosanna Andreoni | Assistant Costume Designer |
| Art | Rafael Ferri | Assistant Production Design |
| Production | Aldo Pomilia | Line Producer |
| Costume & Make-Up | Rino Carboni | Makeup Artist |
| Production | Romano Raschi | Production Secretary |
| Costume & Make-Up | Giusy Bovino | Hairstylist |
| Costume & Make-Up | Rossano Caporicci | Assistant Makeup Artist |
| Production | Mario Campolunghi | Production Secretary |
| Directing | Maurizio Mein | First Assistant Director |
| Camera | Ruggero Radicchi | First Assistant Camera |
| Production | Pietro Nofri | Unit Manager |
| Camera | Rafael Pacheco | Director of Photography |
| Art | Igino Lardani | Title Designer |
