Wyatt Earp, after his success in cleaning up Dodge City moves to Tombstone (Arizona) and hopes to become a millionaire from obscurity. There he meets his brother and old friend Doc Holliday. The Cowboys is a band of outlaws who cause trouble in the area with random acts of violence. They eventually come across Holliday, the Earps and lead to a shootout at the O.K. Corral. Corral.