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John Ireland as Owl/Gufo/le Hibou |
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Mark Damon as Johnny Sweet/West |
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Raf Baldassarre as Miguel Comaco |
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Fernando Sancho as Carrancha |
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Mónica Randall as Maria |
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Eduardo Fajardo as Paco Nunez |
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José Torres as Copper Face |
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Calisto Calisti as sceriffo |
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Lisa Halvorsen as Belle Smith |
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Luis Induni as Morton |
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Emilio Rodríguez as Company's Surveyor |
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Armando Calvo as Josè Gomez |
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Franco Gulà as il monaco |
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Claudio Scarchilli as Fulgencio |
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Giovanni Ivan Scratuglia as |
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Giovanni Petti as Antonio, Company's Surveyor |
| Directing | Umberto Lenzi | Director |
| Directing | Roberto Giandalia | Script Supervisor |
| Costume & Make-Up | Marisa Laganga | Hairstylist |
| Art | José Luis Galicia | Set Decoration |
| Production | Alberto Grimaldi | Producer |
| Costume & Make-Up | Mariano García Rey | Makeup Artist |
| Art | Carlo Simi | Production Design |
| Sound | Carlo Diotallevi | Sound |
| Writing | Eduardo Manzanos | Story |
| Production | Gregorio Manzanos | Production Assistant |
| Production | Lamberto Andreani | Production Secretary |
| Camera | Raúl Pérez Cubero | Camera Operator |
| Camera | Mario Sbrenna | Camera Operator |
| Directing | Gloria Roldán | Script Supervisor |
| Camera | Francesco Narducci | Still Photographer |
| Sound | Renato Cadueri | Sound Mixer |
| Production | Pietro Nofri | Production Assistant |
| Art | Saverio D'Eugenio | Production Design |
| Production | Averoe Stefani | Production Manager |
| Art | Jaime Pérez Cubero | Set Decoration |
| Production | Ignacio Gutiérrez | Production Manager |
| Directing | Francisco Ariza | First Assistant Director |
| Camera | César Benítez | Still Photographer |
| Costume & Make-Up | Raul Ranieri | Makeup Artist |
| Costume & Make-Up | Maria Luisa Panaro | Costume Design |
| Writing | Nino Stresa | Story |
| Directing | Federico Cianfarini | First Assistant Director |
| Sound | Marcello Giombini | Original Music Composer |
| Editing | Eugenio Alabiso | Editor |
| Writing | Eduardo Manzanos | Screenplay |
| Camera | Alejandro Ulloa | Director of Photography |
