Directed by
| Enzo G. Castellari | ||
Writing Credits (in alphabetical order)
| Leo Anchóriz | ... | (screenplay) |
| Leo Anchóriz | ... | (story) (uncredited) |
| Tito Carpi | ... | (screenplay) |
| Tito Carpi | ... | (story) |
| Enzo G. Castellari | ... | (screenplay) |
| Enzo G. Castellari | ... | (story) |
Cast (in credits order) verified as complete
| Giovanna Ralli | ... | Anna | |
| Frank Wolff | ... | Arthur Welt | |
| Fernando Rey | ... | Judge Bedell | |
| Julián Mateos | ... | Quill | |
| Karin Schubert | ... | Nightclub Actress (as Karyn Schubert) | |
 |
Leonardo Scavino | ... | Hawkins the butler (as Leon Lenoir) |
| Franco Marletta | |||
| Gianni Garko | ... | Peter Bedell | |
Produced by
| José Frade | ... | producer |
Music by
| Ennio Morricone | ||
Cinematography by
| Antonio L. Ballesteros | ... | (lighting) |
Editing by
| Vincenzo Tomassi | ||
Production Design by
| Román Calatayud | ||
Art Direction by
| Román Calatayud | ... | (as Roman Calatayud Alegre) |
Costume Design by
| Enrico Sabbatini | ||
Makeup Department
| Giancarlo De Leonardis | ... | hair stylist |
| Otello Sisi | ... | makeup artist |
Production Management
| Pietro Grifi | ... | production manager |
| Vittorio Noia | ... | production director |
Second Unit Director or Assistant Director
| Luis Ligero | ... | assistant director (as Luis Ligero Poza) |
Sound Department
| Gene Luotto | ... | post-synchronization |
| Carlo Palmieri | ... | sound engineer |
Camera and Electrical Department
| Giulio Battiferri | ... | assistant camera |
| Giuliano Grasselli | ... | assistant camera |
| Pasquale Rachini | ... | camera operator |
| Giorgio Urbinelli | ... | assistant camera |
| Andrés Torres | ... | second assistant camera (uncredited) |
Costume and Wardrobe Department
| Maria Meconi | ... | wardrobe |
Editorial Department
| Gianfranco Amicucci | ... | assistant editor |
Music Department
| Bruno Nicolai | ... | musical director |
Script and Continuity Department
| Maria Luisa Merci | ... | continuity |
| Isabel Mulá | ... | script supervisor (uncredited) |
Additional Crew
| Gene Luotto | ... | dialogue director |
| Gino Baghetti | ... | voice dubbing: Leo Lenoir (uncredited) |
| Pino Colizzi | ... | voice dubbing: Gianni Garko (uncredited) |
| Christopher Cruise | ... | voice dubbing: Gianni Garko (english version) (uncredited) |
| Luciano De Ambrosis | ... | voice dubbing (uncredited) |
| Sergio Graziani | ... | voice dubbing: Frank Wolff (uncredited) |
| Romano Malaspina | ... | voice dubbing (uncredited) |
| Julio Parra | ... | production supervisor (uncredited) |
| Gianrico Tedeschi | ... | voice dubbing: Fernando Rey (uncredited) |
| Massimo Turci | ... | voice dubbing: Julián Mateos (uncredited) |
