The Twilight Saga star leaves behind vampires and werewolves to play a young prostitute named Mallory who strikes up a friendship with much older man Doug Riley (James Gandolfini). But this is no sordid romance - Riley is drawn to Mallory because.

She looks like his dead daughter. He leaves his wife Lois after his mistress dies but his unlikely friendship with the teen tart threatens to change things for all three of them. Welcome to the Rileys premiered at the Sundance Film Festival and Stewart has already received glowing reviews for her gritty role.