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Eleonora Rossi Drago as Marion |
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Pierre Cressoy as Silvano |
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Carlo Bellini as |
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Tino Carraro as Commander |
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Giovanni De Fazio as |
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Charles Fawcett as |
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Riccardo Garrone as |
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Paul Müller as Foreign agent |
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Rio Nobile as |
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Colombo Pamolli as |
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Paolo Panelli as |
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Mimmo Poli as |
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Giorgio Spaccarelli as |
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Giovanni Tadini as |
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Tsao Hong Tche as |
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Mario Ferrari as (Voice dubbing for Pierre Cressoy) |
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Adriana de Roberto as (Voice dubbing for Eleonora Rossi Drago) |
| Camera | Victor De Sanctis | Underwater Camera |
| Camera | Francesco Solitario | Key Grip |
| Camera | Aldo Tonti | Underwater Camera |
| Directing | Giovannella Zannoni | Script Supervisor |
| Directing | Duilio Coletti | Director |
| Writing | Giuseppe Berto | Writer |
| Writing | Marc-Antonio Bragadin | Writer |
| Writing | Duilio Coletti | Writer |
| Writing | Enzo Cossa | Writer |
| Writing | Ennio De Concini | Writer |
| Writing | Francesco De Robertis | Writer |
| Production | Enzo Cossa | Producer |
| Production | Luigi De Laurentiis | Producer |
| Sound | Nino Rota | Original Music Composer |
| Camera | Aldo Tonti | Director of Photography |
| Editing | Gisa Radicchi Levi | Editor |
| Art | Mario Rappini | Production Design |
| Costume & Make-Up | Mario Rappini | Costume Design |
| Directing | David Carbonari | Assistant Director |
| Directing | Gian Giacomo Cossa | Assistant Director |
| Sound | Aldo Calpini | Sound |
| Sound | Paolo Uccello | Sound |
