l'un des deux directeurs de la maison Chazal & Vernet a été assassiné. Univers : Les fabricants d'automates
| Name | Type | Role | |
|---|---|---|---|
| Louis C. Thomas | Writer | ||
| Henry Grangé | Writer | ||
| Marcel Bozzuffi | Guest Star | Maurice Chazal | |
| Margo Lion | Guest Star | Mme Marchin | |
| Ellen Bahl | Guest Star | Hilda Chazal | |
| Jacques Mancier | Guest Star | le diamantaire | |
| Jean-Claude Rolland (Karl) | Guest Star | ||
| Albert Médina | Guest Star | Pujo | |
| Maria Meriko | Guest Star | Mme Le Pournel | |
| Arlette Thomas | Guest Star | ||
| Maurice Chevit | Guest Star | Albert Vernet | |
| Edmond Beauchamp | Guest Star | Émile Roussel | |
| Bruno Balp (Chasseneuil) | Guest Star | ||
| Françoise Bonneau | Guest Star | Pierrette Roussel | |
| Andre Oumansky | Guest Star | Hervé Le Pournel | |
| Pierre Nivollet | Director | ||
| Jacques Marin | Actor |