Directed by
| Pier Carpi | ... | (as Peter Karp) |
Writing Credits (in alphabetical order)
| Pier Carpi | ... | (screenplay) (as Peter Karp) |
| Pier Carpi | ... | (story) (as Peter Karp) |
Cast (in credits order) complete, awaiting verification
| Anne Heywood | ... | Carlotta Rhodes | |
| Valentina Cortese | ... | Elena Merrill | |
| Frank Finlay | ... | Paul | |
| John Phillip Law | ... | Exorcist | |
| Marisa Mell | ... | Agatha | |
| Irene Papas | ... | Raffaella | |
| Paola Tedesco | ... | Anna Merrill | |
| Lara Wendel | ... | Daria Rhodes | |
| Ian Bannen | ... | The Professor | |
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Ezio Miani | ... | Lucifer |
| Carmen Russo | |||
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West Buchanan | ... | Peter Rhodes |
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Marina Daunia | ... | Prostitute (as Marina D'Aunia) |
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Patrizia Webley | ... | Prostitute |
| Sofia Dionisio | |||
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Mark Jeremy Stross | ||
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Sonia Viviani | ||
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Michel Barnes | ||
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Dirce Funari | ||
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Anny Papa | ||
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Ofelia Meyer | ||
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Anka Auling | ||
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Rossana Palazzolo | ||
Produced by
| Piero Amati | ... | executive producer |
| Saverio Moriones | ... | associate producer (as F. Saverio Moriones) |
| Dierk Schlotter | ... | associate producer |
Music by
| Stelvio Cipriani | ||
Cinematography by
| Guglielmo Mancori | ||
Editing by
| Manlio Camastro | ||
Production Design by
| Pier Luigi Basile | ||
Costume Design by
| Michaela Gisotti | ||
Makeup Department
| Antonietta Caputo | ... | assistant hair stylist |
| Ennio Cascioli | ... | hair stylist (as Enio Cascioli) |
| Iolanda Conti | ... | hair stylist (as Jolanda Conti) |
| Mario Di Salvio | ... | makeup department head |
| Alfonso Gola | ... | makeup artist |
| Anna Maria Leonardi | ... | assistant makeup artist |
Production Management
| Carlo Lastricati | ... | production manager |
| Alberto Longo | ... | unit manager |
| Mario Sarago | ... | production supervisor |
| Pasquale Vannini | ... | production manager |
Second Unit Director or Assistant Director
| Luciano Poggiolini | ... | assistant director |
| Amanzio Todini | ... | assistant director |
Sound Department
| Antonio Forrest | ... | sound |
| Lorenzo Gicca Palli | ... | dubbing director (as Enzo Gicca) |
| Armando Janota | ... | boom operator |
Camera and Electrical Department
| Giuseppe Maccari | ... | camera operator |
| Aldo Marchiori | ... | assistant camera |
| Renato Palmieri | ... | assistant camera |
| Mario Sbrenna | ... | camera operator |
| Ermanno Serto | ... | still photographer |
Costume and Wardrobe Department
| Velia Cologgi | ... | assistant tailor |
| Aldo Giuliani | ... | assistant costume designer |
| Iole Leonardi | ... | tailor |
Editorial Department
| Giulia Gicca Palli | ... | assistant editor |
| Claudio Marani | ... | assistant editor |
| Elvira Zincone | ... | assistant editor (as Elvira Zinconi) |
Music Department
| Claudio Simonetti | ... | musician: keyboard (uncredited) |
Additional Crew
| Géneviève Hersent | ... | voice dubbing (english version) |
| John Karlsen | ... | voice dubbing: Frank Finlay (english version) (uncredited) |
| Mirella Pace | ... | voice dubbing: Valentina Cortese (uncredited) |
| Carlo Reali | ... | voice dubbing: Ian Bannen (uncredited) |
| Ted Rusoff | ... | voice dubbing (English version) (uncredited) |