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Richard Johnson as Michael Williams |
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Joanna Cassidy as Joanna Morgan |
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Ida Galli as Jill Perkins |
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Edmund Purdom as Doctor |
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Nicoletta Elmi as Emily Williams |
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Lila Kedrova as Contessa Cappelli |
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Riccardo Garrone as Police Inspector |
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Dana Ghia as Emily's Mother |
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Eleonora Morana as Contessa's Maid |
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Tom Felleghy as BBC Boss |
| Writing | Laura Toscano | Writer |
| Writing | Massimo Dallamano | Writer |
| Sound | Stelvio Cipriani | Original Music Composer |
| Writing | Franco Marotta | Writer |
| Production | William Reich | Producer |
| Directing | Massimo Dallamano | Director |
| Production | Fulvio Lucisano | Producer |
| Camera | Franco Delli Colli | Director of Photography |
