Directed by
| Alberto De Martino | ... | (as Albert De Martino) |
Writing Credits
| Massimo De Rita | ... | (based on an original story by) (as Max De Rita) & |
| Alberto De Martino | ... | (based on an original story by) (as Albert De Martino) |
| Theodore Apstein | ... | (screenplay by) |
Cast (in credits order)
| Michael Moriarty | ... | Keith Mannings / Craig Mannings | |
| Penelope Milford | ... | Julie Warren | |
| Geraldine Fitzgerald | ... | Mrs. Thomason | |
| Cameron Mitchell | ... | Bud Waldo | |
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Sarah Langenfeld | ... | Christine Waldo |
| Martha Smith | ... | Hedwig | |
| Virginia McKenna | ... | Woman in Ballroom | |
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Reinhold Olszewski | ... | Inspector Hessinger (as Reinhold K. Olszewski) |
| Henriette Gonnermann | ... | Woman Tourist | |
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Vonne Sherman | ... | Millie |
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Peter Mannering | ... | Bill |
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Yael Forti | ... | Woman of bell tower (as Yaël Forti) |
| Alex Diakun | ... | Mr. Adams | |
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Peter Schlesinger | ... | Stocky man |
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Shaun Lawton | ... | Man with cigar |
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Max Buchsbaum | ... | Promoter |
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Georg Tryphon | ... | A waiter |
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Reece Hasanen | ... | Twin |
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Troy Hasanen | ... | Twin |
| Rest of cast listed alphabetically: | |||
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Wendy Merk | ... | Nurse |
Produced by
| Robert Gordon Edwards | ... | associate producer |
| Roberto Palaggi | ... | producer (as Robert Palaggi) |
Music by
| Ennio Morricone | ... | (music composed by) |
Cinematography by
| Romano Albani | ... | director of photography |
Editing by
| Russell Lloyd | ... | (as Russel Lloyd) |
Art Direction by
| Uberto Bertacca | ||
Production Management
| Fabrizio De Martino | ... | assistant unit manager |
Second Unit Director or Assistant Director
| Bill Mizel | ... | assistant director |
| Horst D. Scheel | ... | assistant director |
| Vivalda Vigorelli | ... | first assistant director |
Editorial Department
| William Parnell | ... | first assistant editor |
Music Department
| Ennio Morricone | ... | conductor |
Additional Crew
| Peter Fernandez | ... | dialogue director |
