Hour of the Gun accuracy than most motion picture accounts of the events and is based on the non-fiction book "Tombstone's Epitaph" by Douglas D. Martin, with a screenplay by Edward Anhalt. In "Hour of the Gun" Ike Clanton is shown, correctly, to have survived the Gunfight at the O.K. Corral, whereas previous films had him killed at the gunfight. Outnumbered but determined, Wyatt Earp (James Garner), his brothers Virgil (Frank Converse) and Morgan (Sam Melville) and ally Doc Holliday (Jason Robards) confront and clearly get the best of the Ike Clanton gang in a violent shootout at the O.K. Corral in the Arizona
Josephine Earp when she was 17 and he was 33. He promised to marry her and she joined him in Tombstone. He reneged but persuaded her to stay. Behan was sympathetic to ranchers and certain outlaw Cowboys, who were at odds with Deputy U.S. Marshal Virgil Earp and his brothers, Wyatt and Morgan. Josephine left Behan in 1881, before the Gunfight at the O.K. Corral, during which Wyatt and his brothers killed three Cochise County Cowboys. She went to San Francisco in March 1882 and was joined that fall by Wyatt, with whom she remained in a common-law marriage for 46 years