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Louis Arbessier as The administrator |
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Antoine Balpêtré as The doctor |
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Georges Hubert as The engineer |
| Directing | Georges Régnier | Director |
| Writing | René Barjavel | Dialogue |
| Writing | Roger Delavignette | Novel |
| Writing | Georges Régnier | Dialogue |
| Writing | Georges Régnier | Screenplay |
| Camera | Roger Arrignon | Director of Photography |
| Editing | Marthe Poncin | Editor |
| Sound | André Didier | Sound |
