• Vertigo (Alfred Hitchcock, 1958)
• The Godfather, part II (Francis Ford Coppola, 1974)
• The Prowler (Joseph Losey, 1951)
• The Lineup (Don Diegel, 1958)
• The Big Knife (Robert Aldrich, 1955)
• Odds Against Tomorrow (Robert Wise, 1959)
• Sunset Boulevard (Billy Wilder, 1950)
• Double Indemnity (Billy Wilder, 1944)
• Out of the Past (Jacques Tourner, 1947)
• 711 Ocean Drive (Joseph M. Newman, 1950)

His screenplays

You can buy the following screenplays at Scripforum

• L.A. Confidential - written by Brian Helgeland. Based on the novel by James Ellroy (November 16, 1995). Avalaible on line
• The Night Watchman - (unproduced) written by James Ellroy (2nd draft, September 2, 1997)
• The Big Nowhere - written by Chris Kazan and Nick Kazan. Based on the novel by James Ellroy (revised draft, September 25, 1997)
• White Jazz - written by James Ellroy. Based on his novel (1st revision, October 31, 1997)
• Plague Season - written by James Ellroy. Revised by David Ayer (July 4, 1998)

• Ellroy has a cameo in Curtis Hanson's new film, Wonder Boys. During the film, a literary festival called Wordfest is going on. Ellroy is in a scene set at a wordfest party. Wonder Boys, with Michael Douglas. Wonder Boys' gets a new lease on life
• The action of  Judas Kiss, takes place on Ellroy Street.