Directed by
| Enzo G. Castellari | ||
Writing Credits
| Alfredo Giannetti | ... | (story) and |
| Gisella Longo | ... | (story) |
| Alfredo Giannetti | ... | (screenplay) and |
| Tito Carpi | ... | (screenplay) and |
| Jaime Comas Gil | ... | (screenplay) and |
| Jesús R. Folgar | ... | (screenplay) (as Jesus R. Folgar) |
Cast (in credits order) complete, awaiting verification
| Franco Nero | ... | Mike di Donato | |
| Werner Pochath | ... | Ramon (as Werner Pochat) | |
| Jorge Luke | ... | Acapulco | |
| Michael Forest | ... | Donovan (as Mike Forrest) | |
 |
Patricia Rivera | ... | Juanita |
| Mirta Miller | ... | Rosy | |
| Eduardo Fajardo | ... | Il capitano Gómez | |
| Enzo G. Castellari | ... | Il killer (as E. Girolami) | |
|
|
Rocco Lerro | ... | Il picchiatore |
Produced by
| Jaime Comas Gil | ... | co-producer: Spain |
| Enzo Doria | ... | producer: Italy (as Enzo P. Doria) |
| Francisco Flores | ... | associate producer |
| Franco Nero | ... | co-producer (uncredited) |
| Nino Segurini | ... | executive producer |
| Karl Spiehs | ... | line producer (uncredited) |
| Luggi Waldleitner | ... | producer (uncredited) |
Music by
| Guido De Angelis | ||
| Maurizio De Angelis | ||
Cinematography by
| Raúl Pérez Cubero | ||
Editing by
| Gianfranco Amicucci | ||
| Massimo Gasperini | ||
Art Direction by
| Gisella Longo | ||
Costume Design by
| Francesco Fabbi | ||
Production Management
| Jesús R. Folgar | ... | production manager |
Art Department
| Mario Molli | ... | assistant production designer |
| Roberto Sannino | ... | assistant production designer |
Special Effects by
| Alvaro Passeri | ... | special effects |
Stunts
| Rocco Lerro | ... | stunts |
Camera and Electrical Department
| Roberto Amicucci | ... | assistant camera |
| Giovanni Bergamini | ... | camera operator |
| Ramón Bravo | ... | underwater photographer |
| Fabrizio Di Biasi | ... | assistant camera |
| Massimo Gasperini | ... | assistant camera |
| Giancarlo Granatelli | ... | assistant camera |
| Livia Rava | ... | assistant camera (as Livia Ravà) |
Editorial Department
| Fabrizio Di Biasi | ... | assistant editor |
| Livia Rava | ... | assistant editor (as Livia Ravà) |
Additional Crew
| Vito Di Bari | ... | production secretary |
| Giosue Gardani | ... | production secretary |
| Nick Alexander | ... | voice dubbing (English version) (uncredited) |
| Sergio Di Stefano | ... | voice dubbing: Jorge Luke (uncredited) |
| Larry Dolgin | ... | voice dubbing (English version) (uncredited) |
| Michele Kalamera | ... | voice dubbing: Michael Forest (uncredited) |
| Steven Luotto | ... | voice dubbing (English version) (uncredited) |
| Edward Mannix | ... | voice dubbing (English version) (uncredited) |
| Susan Spafford | ... | voice dubbing (English version) (uncredited) |
| Pat Starke | ... | voice dubbing (English version) (uncredited) |
| Frank von Kuegelgen | ... | voice dubbing: Werner Pochath (English version) (uncredited) |
