cast
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Neil Connery
Dr. Neil Connery
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Daniela Bianchi
Maya Rafis
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Adolfo Celi
Mr. Thai - 'Beta'
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Agata Flori
Mildred
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Bernard Lee
Commander Cunningham
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Anthony Dawson
Alpha
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Lois Maxwell
Miss Maxwell
- Yee-Wah Yang Yachuko (as Yachuco Yama)
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Franco Giacobini
Juan
- Ana María Noé Lotte Krayendorf
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Guido Lollobrigida
Kurt
- Francesco Tensi Auctioneer
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Margherita Horowitz
(creditOnly)
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Enzo Consoli
Sitting Man at Lecture (as Vincenzo Consoli)
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Mirella Pamphili
(as Mirella Pompili)
- Nando Angelini Ward Jones
- Lanfranco Ceccarelli Assassin (as Franco Ceccarelli)
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Aldo Cecconi
Wilson
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Antonio Gradoli
Monte Carlo inspector
- Fajda Nicol Henchwoman (as Faida Nicol)
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Caterina Trentini
(as Kathleen Trentini)
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Leonardo Scavino
Ben AHmed (as Leo Scavino)
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Kitty Swan
Co-agent on ship (uncredited)