Juliette Welfling won the Cesar Award for the 2012 French-Belgian film starring which two actors?
Juliette Welfling:  She has received the César Award for Best Editing for her work on this film as well as for four Jacques Audiard films: "Regarde les hommes tomber" (1994), "The Beat That My Heart Skipped" (2005), "A Prophet" (2009), and "Rust and Bone" (2012). Rust and Bone: Rust and Bone (French: De rouille et d'os ) is a 2012 French–Belgian romantic drama film directed by Jacques Audiard, starring Marion Cotillard and Matthias Schoenaerts, based on Craig Davidson's short story collection of the same name.
Marion Cotillard and Matthias Schoenaerts