Directed by
| Giorgio Ferroni | ||
Writing Credits
| Eduardo Manzanos | ... | (adaptation) (as Eduardo M. Brochero) |
| Romano Migliorini | ... | (screenplay) and |
| Gianbattista Mussetto | ... | (screenplay) (as Giambattista Mussetto) and |
| Eduardo Manzanos | ... | (screenplay) (as Eduardo M. Brochero) |
| Aleksei Tolstoy | ... | (short story: "Sem'ya vurdalaka") (as A. Tolstoi) |
Cast (in credits order) complete, awaiting verification
| Gianni Garko | ... | Nicola | |
| Agostina Belli | ... | Sdenka | |
| Roberto Maldera | ... | Jovan (as Mark Roberts) | |
| Cinzia De Carolis | ... | Irina | |
| Teresa Gimpera | ... | Elena | |
 |
Bill Vanders | ... | Gorca Ciuvelak (as William Vanders) |
| Umberto Raho | ... | Dr. Tosi | |
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Luis Suárez | ... | Vlado |
| Sabrina Tamborra | ... | Mira | |
| Rosita Torosh | ... | Nurse (as Rosa Toros) | |
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Stefano Oppedisano | ... | Male Nurse |
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Maria Monti | ... | The Witch |
| Rest of cast listed alphabetically: | |||
| John Bartha | ... | Sawmill Owner (uncredited) | |
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Tom Felleghy | ... | Police Commissioner (uncredited) |
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Renato Turi | ... | Il Detective In Pensione (uncredited) |
Produced by
| Eduardo Manzanos | ... | producer |
| Luigi Mariani | ... | executive producer |
Music by
| Giorgio Gaslini | ||
Cinematography by
| Manuel Berenguer | ||
Editing by
| Gianmaria Messeri | ... | (as Gian M.Messeri) |
Art Direction by
| Eugenio Liverani | ||
Set Decoration by
| José Luis Galicia | ... | (as Galicia) |
| Jaime Pérez Cubero | ... | (as Cubero) |
Costume Design by
| Elio Micheli | ||
Makeup Department
| Giorgio Bendini | ... | hair stylist |
| Massimo Giustini | ... | makeup artist |
Production Management
| Diego Alchimede | ... | production manager |
| Solly V. Bianco | ... | production manager |
| Viero Spadoni | ... | production secretary |
Second Unit Director or Assistant Director
| Gianni Siragusa | ... | assistant director |
| Mariano Canales | ... | assistant director (uncredited) |
Art Department
| Eugenio Liverani | ... | set designer |
| Ginés Blanco | ... | property master (uncredited) |
Sound Department
| Umberto Picistrelli | ... | sound |
Special Effects by
| Carlo Rambaldi | ... | special effects (as Rambaldi) |
| Carlo De Marchis | ... | special effects assistant (uncredited) |
Stunts
| Artemio Antonini | ... | stunts (uncredited) |
| Riccardo Petrazzi | ... | stunt performer (uncredited) |
Camera and Electrical Department
| Sebastiano Celeste | ... | camera operator (as Nino Celeste) |
| Silvano Tessicini | ... | assistant camera |
| Antonio Ortas | ... | still photographer (uncredited) |
Editorial Department
| Antonio Proia | ... | assistant editor |
Music Department
| Giorgio Gaslini | ... | conductor |
| Edda Dell'Orso | ... | singer (uncredited) |
Script and Continuity Department
| Monica Mercatelli | ... | script supervisor (uncredited) |
| Isabel Mulá | ... | script supervisor (uncredited) |
Additional Crew
| Alfredo Censi | ... | voice dubbing: Bill Vanders (uncredited) |
| Julián García de la Vega | ... | production assistant (uncredited) |
| Loretta Goggi | ... | voice dubbing: Agostina Belli (uncredited) |
| Walter Maestosi | ... | voice dubbing: Umberto Raho (uncredited) |
| Giancarlo Maestri | ... | voice dubbing: Gianni Garko (uncredited) |
| Eugenio Silverano | ... | production assistant (uncredited) |
| Marzia Ubaldi | ... | voice dubbing: Teresa Gimpera (uncredited) |
