Marion Cotillard and Joaquin Phoenix have joined the cast of Low Life , Deadline reports. Jeremy Renner is also said to be in negotiations for the James Gray film. The storyline deals with an immigrant (Cotillard) who suffers from a nightmarish ordeal emigrating from Poland. Forced into prostitution to provide for her sick sister, Cotillard's character winds up getting taking in by Phoenix's character, a "charming sleazebag." Renner's ...