Directed by
| Michele Lupo | ||
Writing Credits (in alphabetical order)
| Lewis E. Ciannelli | ... | (dialogue) |
| Sandro Continenza | ... | (screenplay) |
| Sandro Continenza | ... | (story) |
| Ettore Giannini | ... | (dialogue) |
| Ettore Giannini | ... | (screenplay) |
| Roberto Gianviti | ... | (screenplay) |
| Roberto Gianviti | ... | (story) |
| John Davis Hart | ... | (dialogue) |
| José Luis Martínez Mollá | ... | (screenplay) |
| José Luis Martínez Mollá | ... | (story) |
Cast (in credits order)
| Richard Harrison | ... | Arthur Lang / Owen | |
| Adolfo Celi | ... | Mr. Bernard | |
| Margaret Lee | ... | Evelyn | |
| Gérard Tichy | ... | Max | |
| Antonio Casas | ... | Col. Jenkins | |
| Eduardo Fajardo | ... | Mr. Ferrington | |
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Andrea Bosic | ... | Mr. Van Doren |
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Livio Lorenzon | ... | Miguel (as Charlie Lawrence) |
| Ennio Balbo | ... | Doctor | |
| Luciano Pigozzi | ... | Billy (as Alan Collins) | |
| Mary Arden | ... | Dorothy | |
| George Eastman | ... | Actor in western | |
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Tom Felleghy | ... | Mr. Maxwell |
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Dom Moor | ... | Van Doren Assistant |
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Roberto Dell'Acqua | ... | (as Robert Stevenson) |
| Rest of cast listed alphabetically: | |||
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Artemio Antonini | ... | Henchman (uncredited) |
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Bruno Ariè | ... | Henchman (uncredited) |
| John Bartha | ... | Movie Producer (uncredited) | |
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Angelo Boscariol | ... | Actor in Western movie (uncredited) |
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Massimo Ciprari | ... | Ferrington Henchman (uncredited) |
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Vito Fasano | ... | Secret Agent (uncredited) |
| Gilberto Galimberti | ... | Security Man (uncredited) | |
| Jacques Herlin | ... | Goldsmith (uncredited) | |
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Claudio Ruffini | ... | Henchman (uncredited) |
| Goffredo Unger | ... | Henchman (uncredited) | |
Produced by
| Edmondo Amati | ... | producer |
| Maurizio Amati | ... | executive producer |
Music by
| Francesco De Masi | ||
Cinematography by
| Francisco Sánchez | ||
Editing by
| Antonietta Zita | ||
Production Design by
| Gastone Carsetti | ||
Set Decoration by
| Román Calatayud | ||
Costume Design by
| Walter Patriarca | ||
Makeup Department
| Ernesta Cesetti | ... | hair stylist |
| Marcello Di Paolo | ... | makeup artist |
Production Management
| Maurizio Amati | ... | production manager |
| Paolo Gargano | ... | production supervisor |
| Piero Lazzari | ... | production manager |
Second Unit Director or Assistant Director
| Gianni Arduini | ... | assistant director |
Sound Department
| Franco Bassi | ... | sound engineer |
| Bruno Brunacci | ... | sound engineer |
| Tonino Cacciottolo | ... | sound effects |
| Aurelio Pennacchia | ... | sound editor |
Special Effects by
| Aurelio Pennacchia | ... | special effects |
Stunts
| Gianni Siragusa | ... | stunt coordinator |
| Artemio Antonini | ... | stunts (uncredited) |
| Bruno Ariè | ... | stunts (uncredited) |
| Gilberto Galimberti | ... | stunts (uncredited) |
Camera and Electrical Department
| Joe D'Amato | ... | camera operator (as Aristide Massaccesi) |
| Remo Grisanti | ... | assistant camera |
| Cesare Sargenti | ... | assistant camera |
| Carlo Tafani | ... | assistant camera |
| Franco Villa | ... | director of photography: second unit |
Costume and Wardrobe Department
| Walter Patriarca | ... | wardrobe |
Editorial Department
| Anna Maria Rocca | ... | assistant editor |
Location Management
| Gastone Carnetti | ... | location manager |
Music Department
| Francesco De Masi | ... | conductor |
Script and Continuity Department
| Gianni Siragusa | ... | script supervisor |
Additional Crew
| Alberto Lardani | ... | title designer |
| Franco Rossi | ... | production secretary |
| Goffredo Unger | ... | master of arms (as Fredy Unger) |
| Giampiero Albertini | ... | voice dubbing: Luciano Pigozzi (uncredited) |
| Manlio Busoni | ... | voice dubbing: Gérard Tichy (uncredited) |
| Carlo D'Angelo | ... | voice dubbing: Antonio Casas (uncredited) |
| Vittoria Febbi | ... | voice dubbing: Mary Arden (uncredited) |
| Mario Feliciani | ... | voice dubbing: Andrea Bosic (uncredited) |
| Sergio Graziani | ... | voice dubbing: George Eastman (uncredited) |
| Igino Lardani | ... | titles (uncredited) |
| Oreste Lionello | ... | voice dubbing: Ennio Balbo and Jacques Herlin (uncredited) |
| Pino Locchi | ... | voice dubbing: Richard Harrison (uncredited) |
| Glauco Onorato | ... | voice dubbing: Edoardo Fajardo (uncredited) |
| Mario Pisu | ... | voice dubbing: Livio Lorenzon (uncredited) |
| Rita Savagnone | ... | voice dubbing: Margaret Lee (uncredited) |
| Sergio Tedesco | ... | voice dubbing: Tom Felleghy (uncredited) |
| Renato Turi | ... | voice dubbing: Adolfo Celi (uncredited) |
