The first trailer has come out for the David Lowery-directed drama Ain’t Them Bodies Saints. The film, which IFC picked up at Sundance this year, stars Casey Affleck as a man who escapes from prison and sets out across the Texas hills to reunite with his wife and the daughter he has never met. Rooney Mara, Ben Foster, Nate Parker and Keith Carradine fill out the top flight cast.  IFC Films have set the movie to come out on August 16. Check out the trailer here now.