Gunfight at the O.K. Corral to town, and shootings were frequent. In the 1880s, illegal smuggling and theft of cattle, alcohol, and tobacco across the Mexico–United States border, about from Tombstone, were common. The Mexican government assessed heavy export taxes on these items, and smugglers earned a handsome profit by stealing them in Mexico and selling them across the border. James, Virgil, and Wyatt Earp arrived in Tombstone on December 1, 1879, when the small town was mostly composed of tents as living quarters, a few saloons and other buildings, and the mines. Virgil had been hired as Deputy U.S. Marshal for eastern Pima County,
Hour of the Gun not only survives the gunfight, but is a major antagonist thereafter. Where "Gunfight at the O.K. Corral" is more about the main gun battle, this film begins with the gunfight and moves forward from there. Because Hal B. Wallis had scripted everything in the earlier "Gunfight at the O.K. Corral", Sturges was disappointed with that film. "Hour of the Gun" is more of a psychological "melancholy character study". James Garner also played the lead as Wyatt Earp in a different movie filmed more than two decades later, Blake Edwards's "Sunset" (1988), a comedy thriller based on the 1920s period during