Directed by
| Massimo Dallamano | ||
Writing Credits
| Franco Marotta | ... | (writer) and |
| Massimo Dallamano | ... | (writer) and |
| Laura Toscano | ... | (writer) |
Cast (in credits order) complete, awaiting verification
| Richard Johnson | ... | Michael Williams | |
| Joanna Cassidy | ... | Joanna Morgan | |
| Lila Kedrova | ... | Contessa Cappelli | |
| Ida Galli | ... | Jill Perkins (as Evelyne Stewart) | |
| Edmund Purdom | ... | Doctor | |
| Nicoletta Elmi | ... | Emily Williams | |
| Riccardo Garrone | ... | Police Inspector | |
| Dana Ghia | ... | Emily's Mother | |
| Eleonora Morana | ... | Contessa's Maid | |
| Rest of cast listed alphabetically: | |||
 |
Rossana Canghiari | ... | Woman at Airport with Coat (uncredited) |
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Aristide Caporale | ... | Nazareno (uncredited) |
|
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Massimo Dallamano | ... | Man at Airport (uncredited) |
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Tom Felleghy | ... | Michael's Boss at BBC (uncredited) |
Produced by
| Fulvio Lucisano | ... | producer |
| William Reich | ... | producer |
Music by
| Stelvio Cipriani | ||
Cinematography by
| Franco Delli Colli | ... | (as Franco Dellicolli) |
Editing by
| Antonio Siciliano | ||
Production Design by
| Luciano Puccini | ||
Makeup Department
| Rosa Luciani | ... | hair stylist |
| Dante Trani | ... | makeup artist |
Production Management
| Claudio Cuomo | ... | production supervisor |
| Michele Germano | ... | production supervisor |
| Alfredo Nicolai | ... | production manager |
Second Unit Director or Assistant Director
| Franco Cirino | ... | first assistant director |
| Riccardo Sesani | ... | second assistant director |
Art Department
| Tino Avelli | ... | poster artist |
| Pasquale Germano | ... | assistant production designer |
Sound Department
| Fausto Ancillai | ... | sound mixer |
| Michael Billingsley | ... | post production supervisor (as Mike Billingsley) |
| Armando Bondani | ... | boom operator |
| Luciano Welisch | ... | sound (as Luciano Wellish) |
Camera and Electrical Department
| Giancarlo Giannesi | ... | assistant camera |
| Angelo Lannutti | ... | camera operator (as Arcangelo Lannutti) |
| Enrico Priori | ... | assistant camera |
| Paul Ronald | ... | still photographer |
Costume and Wardrobe Department
| Lilliana Galli | ... | wardrobe supervisor |
Editorial Department
| Beppe Cino | ... | assistant editor (as Cino Giuseppe) |
| Ugo Morelli | ... | second assistant editor |
| Franca Silvi | ... | assistant editor |
Music Department
| Stelvio Cipriani | ... | conductor |
Script and Continuity Department
| Beatrice Banfi | ... | script supervisor |
Additional Crew
| Fede Arnaud | ... | dubbing director |
| Raffaele Donato | ... | assistant to director |
| Giuseppe Ercolani | ... | production secretary |
| Claudio Lazzari | ... | administrator |
| Piero Speziali | ... | administrator (as Pietro Speziali) |
| Alida Cappellini | ... | voice dubbing: Dana Ghia (uncredited) |
| Massimo Foschi | ... | voice dubbing: Richard Johnson (uncredited) |
| Melina Martello | ... | voice dubbing: Evelyn Stewart (uncredited) |
| Benita Martini | ... | voice dubbing: Lila Kedrova (uncredited) |
| Angiolina Quinterno | ... | voice dubbing: Eleonora Morana (uncredited) |
| Emanuela Rossi | ... | voice dubbing: Nicoletta Elmi (uncredited) |
| Ada Maria Serra Zanetti | ... | voice dubbing: Joanna Cassidy (uncredited) |
