Fox Searchlight Pictures ; Regency Enterprises ; 3 Arts Entertainment production ; produced by Lucas Foster, Alexandra Milchan, Erwin Stoff ; story by James Ellroy ; screenplay by James Ellroy and Kurt Wimmer and Jamie Moss ; directed by David Ayer
presented by Regency Enterprises ; produced by Arnon Milchan, Curtis Hanson, Michael Nathanson ; screenplay by Brian Helgeland and Curtis Hanson ; directed by Curtis Hanson
Twentieth Century-Fox presents ; screen play by Robert Ellis and Helen Logan and Richard Macauley ; produced by Milton Sperling ; directed by Bruce Humberstone
Scott & Larry Productions ; Color Force ; Ryan Murphy Productions ; FX Productions ; Fox21 Television Studios ; producers, Chip Vucelich, John Travolta, Alexis Martin Woodall ; developed for television by Scott Alexander & Larry Karaszewski