Directed by
| Mario Caiano | ... | (as Allan Grünewald) |
Writing Credits
| Mario Caiano | ... | (story) and |
| Fabio De Agostini | ... | (story) |
| Mario Caiano | ... | (screenplay) and |
| Fabio De Agostini | ... | (screenplay) |
Cast (in credits order) verified as complete
| Barbara Steele | ... | Muriel Arrowsmith / Jenny Arrowsmith (as Barbara Steel) | |
| Paul Muller | ... | Dr. Stephen Arrowsmith (as Paul Miller) | |
| Helga Liné | ... | Solange | |
| Marino Masé | ... | Dr. Dereck Joyce (as Lawrence Clift) | |
| Giuseppe Addobbati | ... | Jonathan - the Butler (as John McDouglas) | |
| Rik Battaglia | ... | David | |
Produced by
| Carlo Caiano | ... | producer |
Music by
| Ennio Morricone | ... | (as Maestro Ennio Morricone) |
Cinematography by
| Enzo Barboni | ... | director of photography |
Editing by
| Renato Cinquini | ||
Production Design by
| Massimo Tavazzi | ||
Set Decoration by
| Massimo Tavazzi | ||
Costume Design by
| Mario Giorsi | ||
Makeup Department
| Duilio Giustini | ... | makeup artist |
Production Management
| Carlo Caiano | ... | production manager |
| Pietro Nofri | ... | unit manager |
Second Unit Director or Assistant Director
| Angelo Sangermano | ... | assistant director |
Sound Department
| Bernardino Fronzetti | ... | sound engineer (as Dino Fronzetti) |
Camera and Electrical Department
| Mario Mancini | ... | camera operator |
| Ermanno Serto | ... | still photographer |
Music Department
| Ennio Morricone | ... | conductor (as Maestro Ennio Morricone) |
Script and Continuity Department
| Priscilla Contardi | ... | continuity |
Additional Crew
| Nino Dal Fabbro | ... | voice dubbing: Paul Muller (uncredited) |
| Noemi Gifuni | ... | voice dubbing: Barbara Steele as Muriel (uncredited) |
| Luisella Visconti | ... | voice dubbing: Barbara Steele as Jenny (uncredited) |