2009 Diamond 13 A cop goes up against his lifelong friend, who has become one of the city's biggest drug traffickers. Credits Director Gilles Béhat Producers Charles Gillibert , Patrick Quinet , Claude Waringo Writers Gilles Béhat , Olivier Marchal Cinematographer Bernard Malaisy Cast Gérard Depardieu , Olivier Marchal , Asia Argento , Anne Coesens , Aïssa Maïga , Catherine Marchal , Jean-Michel Vovk , Erick Deshors , Frédéric Frenay , Jean-François Wolff Studios MK2 Films , Artémis Productions , Samsa Film Genres Crime Thriller Action Posters 5 US theatrical BG international FR character IT teaser FR imax