The Ex is a 2006 American comedy film directed by Jesse Peretz and starring Zach Braff, Amanda Peet and Jason Bateman. The film had a wide release planned for January 19, 2007, and then March 9, 2007. It was originally promoted under the working title Fast Track. It was released on May 11, 2007. Co-stars include Charles Grodin, in his first film appearance since 1994, Donal Logue and Mia Farrow.

Zachary Israel Braff is an American actor and filmmaker. He portrayed John Michael "J.D." Dorian on the NBC/ABC television series Scrubs (2001–2010), for which he was nominated for the Primetime Emmy Award for Outstanding Lead Actor in a Comedy Series in 2005 as well as for three Golden Globe Awards from 2005 to 2007. He starred in The Broken Hearts Club: A Romantic Comedy (2000), The Last Kiss (2006), The Ex (2006), and In Dubious Battle (2016). He has done voice-work for Chicken Little (2005), Oz the Great and Powerful (2013), and the Netflix series BoJack Horseman.