The Dark Knight: Original Motion Picture Soundtrack is the soundtrack album to the 2008 film of the same name, which is a sequel to Christopher Nolan's 2005 film Batman Begins. The soundtrack was released on July 15, 2008, in three editions: CD, limited edition CD digipak, and digital download. The 2-CD Special Edition was released on December 9, along with the DVD. A limited edition 180-gram vinyl LP was released on August 12. The soundtrack was composed and arranged by Hans Zimmer and James Newton Howard, performed by the Hollywood Studio Symphony and recorded in April.