Directed by
| Mario Bava | ... | (as John Old) |
Writing Credits
| Lorenzo Gicca Palli | ... | (screenplay) (as Vincent Thomas) and |
| Francesco Prosperi | ... | (screenplay) (as Charles Price) and |
| Livia Contardi | ... | (screenplay) (as Jane Brisbane) |
| Lorenzo Gicca Palli | ... | (story) (as Vincent Thomas) |
Cast (in credits order)
| Ken Clark | ... | Bill Mannerly / Bud Massidy | |
| Jany Clair | ... | Janet | |
| Michel Lemoine | ... | Kid Carson | |
 |
Andreina Paul | ... | Mrs. Collins |
|
|
Alberto Cevenini | ... | Slim Kincaid (as Kirk Bert) |
| Gustavo De Nardo | ... | Sergeant Warwick / Sergeant Carter (as Dean Ardow) | |
| Antonio Gradoli | ... | Captain Hull / Captain Hollis (as Anthony Gradwell) | |
| Rest of cast listed alphabetically: | |||
| Gérard Herter | ... | Mr. Silver (uncredited) | |
|
|
Claudio Ruffini | ... | Sandy-Haired Gambler (uncredited) |
| Pietro Tordi | ... | Bartender (uncredited) | |
Produced by
| Robert de Nesle | ... | co-producer (uncredited) |
| Achille Piazzi | ... | producer (uncredited) |
| Pier Luigi Torri | ... | producer (uncredited) |
Music by
| Piero Umiliani | ||
Cinematography by
| Ubaldo Terzano | ... | director of photography (as Bud Third) |
| Mario Bava | ... | (uncredited) |
Editing by
| Mario Serandrei | ... | (as Wilson Dexter) |
Art Direction by
| Demofilo Fidani | ... | (as Demos Philos) |
Costume Design by
| Mila Vitelli Valenza | ... | (as Mila Vance) |
Makeup Department
| Marisa Laganga | ... | hair stylist (as Mary Gang) |
| Emilio Trani | ... | makeup artist (as Leo Travers) |
Second Unit Director or Assistant Director
| Francesco Prosperi | ... | assistant director (as Charles Price) |
Sound Department
| Antonio Bramonti | ... | sound (uncredited) |
| Corrado Volpicelli | ... | boom operator (uncredited) |
Special Effects by
| Mario Bava | ... | special effects (uncredited) |
Camera and Electrical Department
| Claudio Ragona | ... | camera operator (as Claud Raguse) |
| Antonio Rinaldi | ... | gaffer (uncredited) |
Editorial Department
| Giuliano Caprara | ... | Digital Restoration: digital color correction |
Script and Continuity Department
| Priscilla Contardi | ... | script supervisor (as Priscilla Cooper) |
Additional Crew
| Elliot R. Edwards | ... | military consultant (as Col. Elliot R. Edwards) |
| Renato Izzo | ... | voice dubbing: Michel Lemoine (uncredited) |
| Benita Martini | ... | voice dubbing: Andreina Paul (uncredited) |
| Adalberto Maria Merli | ... | voice dubbing: Alberto Cevenini (uncredited) |
| Sergio Rossi | ... | voice dubbing: Ken Clark (uncredited) |
| Alessandro Sperli | ... | voice dubbing: Antonio Gradoli (uncredited) |
| Luisella Visconti | ... | voice dubbing: Jany Clair (uncredited) |
