Directed by
| Mario Caiano | ... | (as Fred Wilson) (as Manfred Riegert) (as Mike Perkins) |
Writing Credits (in alphabetical order)
| Gianni Castellano | ... | (screenplay) (as Franz Wieland) (as Franz Waller) |
| Giuseppe Moccia | ... | (screenplay) (as Daniel Mooch) (as Donald Mooch) |
| Pedro de Juan | ... | (story) |
| Pedro de Juan | ... | (uncredited) |
Cast (in credits order)
| Rod Cameron | ... | Pat Garrett | |
| Ángel Aranda | ... | George Clanton (as Angel Aranda) | |
| Horst Frank | ... | Billy Clanton | |
| Mimmo Palmara | ... | Santero (as Dick Palmer) | |
 |
Hans Nielsen | ... | Rev. Alvarez |
| Andrea Aureli | ... | Manuel (as Andrew Ray) | |
| Vivi Bach | ... | Agnes Goddard (as Vivy Bach) | |
| Kai Fischer | ... | Helen (as Kay Fischer) | |
| Tito García | ... | Miguel (as Paul Smith) | |
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Eulalia Tenorio | ... | (as Laly Tenory) |
| Luis Durán | ... | Mike Goddard | |
| Giulia Rubini | ... | Martha Coogan (as Judy Robbins) | |
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Joe Kamel | ... | Capt. MacKay |
| José Manuel Martín | ... | Ramon (as Joseph Martin) | |
| Rest of cast listed alphabetically: | |||
| Manuel Arbó | ... | Banquero | |
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Simón Arriaga | ... | Santero Henchman (uncredited) |
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Juan Cortés | ... | Banker (uncredited) |
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Gonzalo de Esquiroz | ... | Comisario (uncredited) |
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Guillermo Méndez | ... | (uncredited) |
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Julio Pérez Tabernero | ... | Comisario (uncredited) |
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Rafael Vaquero | ... | Comisario (uncredited) |
Produced by
| Günter Raguse | ... | executive producer |
| Enrique Rivas | ... | executive producer |
| Fernando Rossi | ... | producer |
Music by
| Ennio Morricone | ... | (as Dan Savio) |
Cinematography by
| Julio Ortas | ... | director of photography |
| Massimo Dallamano | ... | (uncredited) |
Editing by
| Roberto Cinquini | ... | (as Bob Quintle) |
Art Direction by
| Carlo Simi | ... | (as Charles Simons) (as Charles Simon) |
Costume Design by
| Carlo Simi | ... | (as Charles Simons) (as Charles Simon) |
Makeup Department
| Frank Blith | ... | makeup artist |
Production Management
| Franco Palaggi | ... | production manager (as Frank Palance) |
| Günter Raguse | ... | production manager |
Sound Department
| Leopold Pink | ... | sound |
Camera and Electrical Department
| Vincent Borroughs | ... | special photographic effects |
| Ray Surtees | ... | camera operator |
Music Department
| Ennio Morricone | ... | musical director (as Leo Nichols) |
Script and Continuity Department
| Scheila Martin | ... | script supervisor |
Additional Crew
| Joseph Belloy | ... | assistant director |
| Enzo Musumeci Greco | ... | master of arms |
| Roberto Bertea | ... | voice dubbing: Mimmo Palmara (uncredited) |
| Manlio Guardabassi | ... | voice dubbing: José Manuel Martín (uncredited) |
| Luciano Melani | ... | voice dubbing: Horst Frank (uncredited) |
| Sergio Rossi | ... | voice dubbing: Rod Cameron (uncredited) |
| Leonardo Severini | ... | voice dubbing: Andrea Aureli (uncredited) |
| Stefano Sibaldi | ... | voice dubbing: Tito García (uncredited) |
