Directed by
| Warren Kiefer | ||
| Luciano Ricci | ... | (as Herbert Wise) (credit only) |
Writing Credits
| Paul Maslansky | ... | (story) and |
| Warren Kiefer | ... | (story) |
| Warren Kiefer | ... | (screenplay) |
| Fede Arnaud | ... | (Italian dialogue) |
| Michael Reeves | ... | (additional material) (uncredited) |
Cast (in credits order) complete, awaiting verification
| Christopher Lee | ... | Count Drago | |
 |
Gaia Germani | ... | Laura |
| Philippe Leroy | ... | Eric | |
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Mirko Valentin | ... | Sandro |
| Donald Sutherland | ... | Sgt. Paul / The Witch / The Old Man | |
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Antonio De Martino | ... | Nick (as Anthony Martin) |
| Renato Terra | ... | Policeman (as David Pappas) (as Renato Terra Caizzi) | |
| Luigi Bonos | ... | Marc (as Lewis Bonos) (as Luigi W. Bonos) | |
|
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Ennio Antonelli | ... | Gianni (as Ike Pollack) |
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Jacques Stany | ... | Bruno (as Jack Stany) |
| Luciano Pigozzi | ... | Dart (as Luke Pigozzi) | |
| Rest of cast listed alphabetically: | |||
| David de Keyser | ... | Eric (voice) (uncredited) | |
|
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Michael Reeves | ... | Moustached Embalming Victim (uncredited) |
| Robert Rietty | ... | Bruno (voice) (uncredited) | |
Produced by
| Paul Maslansky | ... | producer (as Paul M. Maslansky) |
Music by
| Angelo Francesco Lavagnino | ... | (as Angelo Lavagnino) |
Cinematography by
| Aldo Tonti | ... | director of photography |
Editing by
| Mario Serandrei | ||
Art Direction by
| Carlo Gentili | ... | (as Carl Elkins) |
Set Decoration by
| Carlo Gentili | ... | (as Garlo Gentili) |
Makeup Department
| Guglielmo Bonotti | ... | makeup artist (as Robert Schwartz) |
| Paolo Borselli | ... | hair stylist (as Rosemary Mallet) |
Production Management
| Renato Dandi | ... | production supervisor |
| Antonio Girasante | ... | production inspector |
Second Unit Director or Assistant Director
| Frederick Muller | ... | assistant director (as Fritz Muller) |
| Michael Reeves | ... | assistant director |
| Frederick Muller | ... | second unit director (uncredited) |
| Luciano Ricci | ... | assistant director (uncredited) |
Sound Department
| Fiorenzo Magli | ... | sound |
Camera and Electrical Department
| Luigi Kuveiller | ... | camera operator |
Music Department
| Carlo Savina | ... | conductor |
Additional Crew
| Elwyn Ambrose | ... | titles |
| Giulio Bosetti | ... | voice dubbing: Christopher Lee (uncredited) |
| Gabriella Genta | ... | voice dubbing: Gaia Germani (uncredited) |
| Franco Latini | ... | voice dubbing: Antonio De Martino (uncredited) |
| Luciano Melani | ... | voice dubbing: Donald Sutherland (uncredited) |
| Renzo Palmer | ... | voice dubbing: Jacques Stany (uncredited) |
| Sergio Rossi | ... | voice dubbing: Philippe Leroy (uncredited) |
