- Wyatt Earp: [Opening Narration] The notorious Dr. John H. Holliday had a running feud with Dodge City. In fact, Doc had a running feud with the world and life itself. The only man to whom he acknowledged the slightest loyalty was Wyatt Earp. But when Holliday decided to back Milton G. Durkin in a dispute with some very tough men, it appeared that Doc and Wyatt would clash in a standup gunfight.