Directed by
| Sergio Garrone | ... | (as Willy Regan) |
Writing Credits (in alphabetical order)
| Sergio Garrone | ... | (story and screenplay) |
| Fernando Orozco | ... | (story and screenplay) |
| H.S. Valdés | ... | (story and screenplay) |
Cast (in credits order)
 |
Alberto Dell'Acqua | ... | José / Joseph (as Robert Widmark) |
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Dan Forrest | ... | Jimmy |
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Max H. Boulois | ... | Manson (as Max B.) |
| Víctor Israel | ... | Morgan | |
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Mara Ruano | ||
| Perla | |||
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Victoria Ruiz | ||
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Jesús San José | ... | (as Jesus San José) |
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Gaston Ribeiro | ||
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Ferdinando Poggi | ... | (as Nando Poggi) |
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Manuel Intire | ... | (as Manue Intire) |
| Daniela Giordano | ... | Claudia | |
| Rest of cast listed alphabetically: | |||
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Aldara Minetto | ||
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Chema Tejela | ||
Produced by
| Jacinto Ferrer | ... | delegate producer |
| Zeljko Kunkera | ... | producer |
Music by
| Vasili Kojucharov | ... | (as Vassili Kojucharov) |
Cinematography by
| Lorenzo Cebrián | ||
Editing by
| Gianfranco Amicucci | ||
| Gaby Peñalba | ||
Set Decoration by
| Francisco Rosella | ... | (as Paco Rosella) |
Makeup Department
| Adela del Pino | ... | makeup artist (as Adela Vasquez) |
Production Management
| Julián Atienza | ... | production manager (as Julian Atienza) |
| Manuel Torres | ... | production manager (as Manolo Torres) |
Second Unit Director or Assistant Director
| José Luis F. Pacheco | ... | assistant director (as José Luis Pacheco) |
| Johnny Peters | ... | assistant director |
Camera and Electrical Department
| José Barrero | ... | still photographer |
| Mario Martín | ... | assistant camera (as Mario Martin) |
| Manuel Mateos | ... | camera operator (as Manolo Mateos) |
| Agustín Rodríguez | ... | assistant camera (as Agustin Rodriguez) |
| Serafín Rodríguez | ... | gaffer (as Serafin Rodriguez) |
Editorial Department
| Franco Capuano | ... | assistant editor |
Script and Continuity Department
| Juan M. Mathias | ... | script supervisor |
Additional Crew
| Ferdinando Poggi | ... | master of arms (as Fernando Poggi) |
