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Louis Jourdan as Le comte Mathias Sandorf |
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Renaud Mary as Sarcany |
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Francisco Rabal as Frédéric de Rotenbourg |
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Serena Vergano as Elisabeth Sandorf |
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Antoine Balpêtré as Professor Ernst Bathory |
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Bernard Blier as Toronthal |
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Valeria Fabrizi as Helene |
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Antonio Casas as Zathmar |
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Marcel Pérès as |
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Jacques Seiler as |
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Xan das Bolas as Carpena |
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Paula Martel as |
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Carlos Mendy as Ferrato |
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Mario Morales as |
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Daniel Cauchy as Pescade |
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Carl Studer as Matifou |
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Claudio Gora as Procureur |
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Michel Etcheverry as |
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Henri Crémieux as Le président (uncredited) |
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Paul Mercey as (uncredited) |
| Directing | Georges Lampin | Director |
| Writing | Jules Verne | Novel |
| Writing | Gérard Carlier | Adaptation |
| Writing | Georges Lampin | Adaptation |
| Writing | Juan Marxe | Writer |
| Writing | Charles Spaak | Dialogue |
| Production | Francisco Molero | Delegated Producer |
| Production | Agustín Molinuevo | Delegated Producer |
| Camera | Cecilio Paniagua | Director of Photography |
| Editing | Henri Taverna | Editor |
| Art | Maurice Colasson | Art Direction |
| Costume & Make-Up | Françoise Tournafond | Costume Design |
| Costume & Make-Up | Marcel Bordenave | Makeup Artist |
| Costume & Make-Up | Adrián Jaramillo | Makeup Artist |
| Production | Philippe Modave | Production Manager |
| Production | Jean-Roch Rognoni | Unit Manager |
| Directing | Roberto Bodegas | Assistant Director |
| Directing | Jean Lefèvre | Assistant Director |
| Art | René Albouze | Property Master |
| Art | Jean Forestier | Assistant Art Director |
| Art | Roger Joint | Set Dresser |
| Art | Georges Richard | Assistant Art Director |
| Art | Henri Seuret | Set Dresser |
| Sound | Raymond Gauguier | Sound Engineer |
| Sound | Jorge Gil | Sound Assistant |
| Sound | Claude Orhoa | Sound Assistant |
| Lighting | Raymond Boudeau | Electrician |
| Lighting | Enrique de la Jara | Electrician |
| Camera | Daniel Diot | Camera Operator |
| Camera | Bernard Grasberg | Assistant Camera |
| Camera | Bernard Noisette | Assistant Camera |
| Camera | Louis Stein | Camera Operator |
| Costume & Make-Up | Ra del Rey | Costumer |
| Editing | Renée Deschamps | Assistant Editor |
| Sound | Georges Derveaux | Conductor |
| Sound | Joe Hajos | Conductor |
| Production | Lucette Labataille | Production Secretary |
| Production | Blanche Wiesenfeld | Production Secretary |
| Sound | Joe Hajos | Original Music Composer |
