| Caroline Proust | Laure Berthaud [SS] | |
| Philippe Duclos | François Roban [SS] | |
| Fred Bianconi | Tintin [SS] | |
| Thierry Godard | Gilles Escoffier [SS] | |
| Audrey Fleurot | Joséphine Karlsson [SS] | |
| Louis-Do de Lencquesaing | Maître Éric Edelman [SSR] | |
| Valentin Merlet | Arnaud Beckriche [SSR] | |
| Nicolas Briançon | Commissaire Herville [SSR] | |
| Bruno Debrandt | Commissaire Brémont [SSR] | |
| Dominique Daguier | Procureur Machard [SSR] | |
| Camille Japy | Fabienne Mangin [SSR] | |
| Sylvain Dieuaide | Jean-Étienne Vern [SSR] | |
| Maxime Bailleul | Brigadier Lionel Jolers [SSR] | |
| Quentin Faure | Gardien Fabien Calvi [SSR] | |
| Narcisse Mame Zollo | Drissa Camara [SSR] | |
| Cyril Mendy | Bakary Camara [SSR] | |
| Lorenzo Lefebvre | Thomas Weber [SSR] | |
| Marie Micla | Sarah (ep. 11) [SRE] | |
