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Suzanne Grandais as Suzanne de Lormel |
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Émile Keppens as Le professeur Williams |
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Léonce Perret as Comte Fernand de Kéranic |
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Max Dhartigny as Le capitaine Jean d'Erquy |
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Jean Aymé as Maître Létang de Jeandé |
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Louis Leubas as Le chef de la sûreté |
| Directing | Léonce Perret | Director |
| Art | Robert-Jules Garnier | Production Design |
| Camera | Georges Specht | Director of Photography |
