Directed by
| Paul Naschy | ... | (as Jacinto Molina) |
Writing Credits
| Paul Naschy | ... | (story) (as Jacinto Molina) |
| Paul Naschy | ... | (screenplay) (as Jacinto Molina) |
Cast (in credits order)
| José Luis López Vázquez | ... | Nazario Valiente 'El Duque' (as Jose Luis Lopez Vazquez) | |
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Sergio Molina | ... | Sergio |
| José Bódalo | ... | Esopo (as Jose Bodalo) | |
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Julia Saly | ... | Irene |
| Gracita Morales | ... | Pija | |
| Florinda Chico | ... | Ana | |
| Paul Naschy | ... | Enrique | |
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Yolanda Farr | ... | Fraulein |
| Manuel Zarzo | ... | Comisario | |
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Alberto Fernández | ... | Juanjo |
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José Segura | ... | Charlie (as Jose Segura) |
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Pep Corominas | ... | El Punk (as Pep Coromina) |
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Beatriz Elorrieta | ... | Sole |
| David Rocha | ... | El Flaco | |
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Francisco Nieto | ... | El Rata (as Paco Nieto) |
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Tony Valento | ... | Rufino (as Toni Valento) |
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Ernesto Vañes | ... | Mexicano 1 (as Ernesto Vañez) |
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Javier Lozano | ... | Hombre de negocios |
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Mauro Rivera | ... | Inspector |
| José Riesgo | ... | Mexicano 2 (as Jose Riesgo) | |
| Alejandra Grepi | ... | Pija (as Alejandro Grepi) | |
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María Mareo | ||
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José Luis Barceló | ... | Hombre de negocios (as Jose Luis Barcelo) |
Produced by
| Augusto Boué | ... | delegate producer |
| Pedro Sopeña | ... | line producer |
| Masurao Takeda | ... | executive producer |
Music by
| Fernando García Morcillo | ||
Cinematography by
| Julio Burgos | ... | director of photography |
Editing by
| Roberto Fandiño | ||
Makeup Department
| Fernando Florido | ... | makeup artist |
| Dolores García Rey | ... | hair stylist |
Second Unit Director or Assistant Director
| Andrés Vich | ... | first assistant director |
Art Department
| Juan Lucía | ... | set dresser (as Juan Tomás Lucía) |
| Enrique Vázquez | ... | property master |
Sound Department
| Luis Castro | ... | foley artist |
Special Effects by
| Juan Ramón Molina | ... | special effects |
Camera and Electrical Department
| Alberto Arnal | ... | electrician |
| Antonio Colmenar | ... | grip |
| Alejandro Diges | ... | still photographer (as Alejandro Dijes) |
| Santos Merino | ... | gaffer |
| Saturnino Pita | ... | assistant camera |
| Aurelio San José | ... | electrician |
| Emiliano San José | ... | electrician |
Costume and Wardrobe Department
| Mercedes Marfil | ... | costumer |
Editorial Department
| Patricia Martínez | ... | assistant editor |
Script and Continuity Department
| Margarita Fernández | ... | script supervisor |
| Mónica Pastrana | ... | script supervisor |
Additional Crew
| Pilar Gentil | ... | voice dubbing: Alejandra Grepi (uncredited) |
| Juan Lombardero | ... | voice dubbing: Pep Corominas (uncredited) |
| Delia Luna | ... | voice dubbing: Julia Saly (uncredited) |
| Juan Carlos Ordóñez | ... | voice dubbing: Francisco Nieto (uncredited) |
| Claudio Rodríguez | ... | voice dubbing: Paul Naschy (uncredited) |
| Selica Torcal | ... | voice dubbing: Sergio Molina (uncredited) |
