Actress Marion Cotillard’s obvious allure brings the young Polish girl of the slums, Sophie Kowalsky, to life in Jeu d’Enfants (2003). It’s the ultimate film français, featuring a teasingly­ surreal yet ­realistic mind-­fucking game of cat­-and­-mouse ­that you won’t forget anytime soon. Sophie’s childhood bond with Julien plunges them into a game of mind­-morphing dares (“cap ou pas cap?”) that is both timeless and inescapable. And yet their game is not a prison­­. It gives the two jeunesse the freedom to fearlessly confront their impulses and invite one another into their own uniquely intellectual world as the heat and intensity…