Discover the official poster for "Roubaix, une lumière" (Oh Mercy!), Arnaud Desplechin's film presented in competition at the 2019 Cannes Film Festival. Inspired by a true crime story from 2002, this French drama made a strong impression by winning the César for Best Actor for Roschdy Zem at the 2020 César Awards, with seven nominations in total. An essential collector's item for cinephiles and admirers of contemporary French cinema.