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Stephen Boyd as Brad Killian |
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Jean Seberg as Emily Hamilton |
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James Mason as Alan Hamilton |
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Curd Jürgens as Grueningen |
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Daniel Emilfork as Mejid |
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Mauro Parenti as Cremona |
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José María Caffarel as Algate |
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Carlos Montoya as Ahmed |
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Memphis Slim as Himself |
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Henri Garcin as Lawyer |
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Víctor Israel as Baron |
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Aldo Sambrell as Carcopino |
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Luciano Pigozzi as Medina |
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Cris Huerta as Nico Bizanthios |
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Tito García as Spyros Bizanthios |
| Writing | Enrique Josa | Adaptation |
| Directing | Romain Gary | Director |
| Editing | Roger Dwyre | Editor |
| Writing | Romain Gary | Writer |
| Production | Alexander Salkind | Producer |
| Sound | Jacques Chaumont | Original Music Composer |
| Sound | Berto Pisano | Original Music Composer |
| Production | Pierre Spengler | Producer |
| Camera | Edmond Richard | Director of Photography |
