Gunfight at the O.K. Corral (1957) After a long career as a lawman that made him a legend, Wyatt Earp decides to quit and join his brothers in Tombstone, Arizona. There he would see them in a feud with the Clantons, a local clan of thugs and cattle thieves. When the showdown becomes inevitable, the help will come from Doc Holliday, a terminally-ill gambler who happens to be another Wild West legend.