Fabrice Luchini
Arthur Dreyfus
Patrick Bruel
César Montesiho
Zineb Triki
Randa Ameziane
Pascale Arbillot
Virginia, Arthur's ex
Marie Narbonne
Julie Dreyfus, daughter of Arthur and Virginie
Jean-Marie Winling
Bernard Montesiho, father of César
Thierry Godard
Doctor Cerceau
Sébastien Pierre
Maître Lansky
Philippe Résimont
Codaven, director of the laboratory
Rajat Kapoor
Doctor Aman Kapoor
Marie-Julie Baup
Biker girl with the cigarette
Yilin Yang
Chinese waitress
Lilou Fogli
Emergency room employee
Guillaume Clérice
Maître d'hôtel
Laurent Dassault
Researcher
Maud Le Guenedal
Hospital nurse
Christian Valsamidis
The abbot
Celia Diane
Hostess at the airport
Rafaël Rajabian
Arthur as a child
Théo Hellermann
Man on the street (uncredited)
Josiane Combescure
Friend at the funeral (uncredited)
