Hour of the Gun is a 1967 Western film depicting Wyatt Earp and Doc Holliday during their 1881 battles against Ike Clanton and his brothers in the Gunfight at the O.K. Corral, and the gunfight's aftermath in and around Tombstone, Arizona, starring James Garner as Earp, Jason Robards as Holliday, and Robert Ryan as Clanton. The movie was directed by John Sturges. Wikipedia
Wyatt Earp (Tombstone city marshal: A man's life... for fifty dollars. I'm gonna give you a chance to make another fifty dolars.
Andy Warshaw: I don't want such a chance.
Wyatt Earp (Tombstone city marshal: My men will stay back. I'm gonna count one, two, three. You can draw on two - I'll wait to three. If you get me, my boys won't bother you.