"Les Rivières Pourpres" is a French thriller film directed by Mathieu Kassovitz, released in 2000. The story follows two detectives, Pierre Niemans and Maxime Neveu, as they investigate a series of gruesome murders in a remote Alpine town. The film is based on the novel of the same name by Jean-Christophe Grangé. The narrative intertwines themes of crime, mystery, and psychological tension, showcasing the detectives' efforts to uncover dark secrets hidden within the community. The film received critical acclaim for its cinematography and performances, particularly that of Jean Reno as Niemans and Vincent Cassel as Neveu.