Directed by
| Mario Zampi | ||
Writing Credits (in alphabetical order)
| Hans Wilhelm | ||
Cast (in credits order)
| Ernie Kovacs | ... | Aldo Bondi | |
| Cyd Charisse | ... | Baroness Sandra | |
| George Sanders | ... | Mr. Bing | |
| Kay Hammond | ... | Martha | |
| Dennis Price | ... | Raphael | |
| Clelia Matania | ... | Rosalia | |
| John Le Mesurier | ... | Dr. Alfieri | |
| Finlay Currie | ... | Father Superior | |
| Reginald Beckwith | ... | Brother Geronimo | |
| Avice Landone | ... | Beatrice | |
| Sydney Tafler | ... | Alfredo | |
| Martin Benson | ... | Enrico | |
 |
Bruno Barnabe | ... | Cesare |
| Ron Moody | ... | Gabrielle | |
| Leonard Sachs | ... | Mr. Morini | |
| Marianne Stone | ... | Tina | |
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Gordon Phillott | ... | Old Monk |
| Georgina Cookson | ... | Lady Passenger | |
| Hy Hazell | ... | Lady Guest | |
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Joy Shelton | ... | Lady Guest |
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Maya Fabio | ... | Aldo's Nurse |
| Rest of cast listed alphabetically: | |||
| Liana Del Balzo | ... | Undetermined Role (uncredited) | |
Produced by
| Giulio Zampi | ... | associate producer |
| Mario Zampi | ... | producer |
Music by
| Stanley Black | ||
Cinematography by
| Christopher Challis | ... | director of photography |
Editing by
| Bill Lewthwaite | ||
Art Direction by
| Ivan King | ||
Set Decoration by
| Franco Calfapietra | ... | (uncredited) |
Makeup Department
| Philip Leakey | ... | makeup artist |
| A.G. Scott | ... | hair stylist |
Production Management
| Denis Johnson | ... | production manager |
Second Unit Director or Assistant Director
| Ted Sturgis | ... | assistant director |
Art Department
| Ted Tester | ... | assistant art director |
Sound Department
| Kevin Connor | ... | sound editor |
| Cyril Swern | ... | sound |
| John Streeter | ... | boom operator (uncredited) |
Camera and Electrical Department
| Austin Dempster | ... | camera operator |
| Ricky Smith | ... | still photographer (uncredited) |
Costume and Wardrobe Department
| Evelyn Gibbs | ... | wardrobe |
Music Department
| Stanley Black | ... | conductor |
| Leslie Bridgewater | ... | composer: additional music (uncredited) |
Script and Continuity Department
| Lee Turner | ... | continuity |
Additional Crew
| Kathleen Connors | ... | scenario editor |
