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Roland Toutain as Joseph Rouletabille |
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Léon Belières as Sainclair |
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Germaine Aussey as Sonia |
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Théa Dory as Amie de Rosy |
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Maurice Maillot as George K. George |
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Lisette Lanvin as Rosy Bathory |
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Abel Duroy as Hubner (as Duroy) |
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Léonce Corne as Commissaire Moreau (uncredited) |
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Sándor Góth as Bathory (uncredited) |
| Editing | Lothar Wolff | Editor |
| Directing | Steve Sekely | Director |
| Writing | Pierre-Gilles Veber | Scenario Writer |
| Writing | Gaston Leroux | Novel |
