Wyatt Earp is a 1994 American semi-biographical Western film, written by Dan Gordon and Lawrence Kasdan and directed by Kasdan. It stars Kevin Costner in the title role as lawman Wyatt Earp, and features an ensemble cast that includes Dennis Quaid, Gene Hackman, Isabella Rossellini, Mark Harmon, Michael Madsen, Joanna Going, Tom Sizemore, Bill Pullman, JoBeth Williams, Linden Ashby, and Mare Winningham.