Release Date: April 24, 2009 Genre: Thriller Cast: Idris Elba, Beyonce Knowles, Ali Larter, Bruce McGill, with Jerry OConnell and Christine Lahti Directed By: Steve Shill Produced By: Will Packer Studio: Sony Plot: Derek Charles (Idris Elba), a successful asset manager who has just received a huge promotion, is blissfully happy in his career and in his marriage to the beautiful Sharon (Beyoncé Knowles). But when Lisa (Ali Larter), a temp worker, starts stalking Derek, all the things he’s worked so hard for are placed in jeopardy.