Directed by
| Alfonso Balcázar | ||
Writing Credits (in alphabetical order)
| Alfonso Balcázar | ... | (screenplay) |
| Alfonso Balcázar | ... | (story) |
| Helmut Harun | ||
| José Antonio de la Loma | ... | (screenplay) |
| José Antonio de la Loma | ... | (story) |
Cast (in credits order) complete, awaiting verification
 |
Jorge Martín | ... | Clint Harrison (as George Martin) |
| Marianne Koch | ... | Julie Harrison | |
| Gerhard Riedmann | ... | Bill O'Brien | |
| Pinkas Braun | ... | Don Shannon | |
| Walter Barnes | ... | Walter Shannon | |
|
|
Paolo Gozlino | ... | Dave Shannon |
| Fernando Sancho | ... | Ross | |
| Renato Baldini | ... | Calloway - Farmer | |
|
|
Francisco José Huetos | ... | Tom Harrison |
| Xan das Bolas | ... | Simpson | |
| Osvaldo Genazzani | ... | Blinky - Barman | |
| Remo De Angelis | ... | Sheriff | |
| Beni Deus | ... | McKinley | |
| Rest of cast listed alphabetically: | |||
| Luis Barboo | ... | Farmer (uncredited) | |
|
|
Miguel de la Riva | ... | Toby (uncredited) |
| Gustavo Re | ... | Peabody (uncredited) | |
Music by
| Nora Orlandi | ||
Cinematography by
| Víctor Monreal | ||
Editing by
| Otello Colangeli | ||
Art Direction by
| Juan Alberto Soler | ... | (as John Soler) |
Costume Design by
| Berenice Sparano | ||
Makeup Department
| Adrián Jaramillo | ... | key makeup artist |
| Vicenta Salvadó | ... | hair stylist |
Production Management
| Horst Backwinkl | ... | assistant production manager |
| José Malla | ... | assistant production manager |
| Remo Odevaine | ... | production manager |
| Franz Thierry | ... | production manager |
Second Unit Director or Assistant Director
| Hermann Haller | ... | assistant director |
Camera and Electrical Department
| Georg Brown | ... | camera operator |
| Richard Trontle | ... | still photographer |
Costume and Wardrobe Department
| Ana Salmerón | ... | wardrobe |
Editorial Department
| Carmen Fábregas | ... | second editor |
