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
Cochise County Cowboys when Virgil Earp attempted to disarm the cowboys before the Gunfight at the OK Corral. After the gunfight on October 26, 1881, in which three Cowboys died, the Earps and Holliday had to defend themselves against murder charges filed by Ike Clanton. The defendants cited the weapons ordinance during the preliminary hearing held by Justice Wells Spicer. In his ruling exonerating the lawmen of murder, Judge Spicer described Frank McLaury's insistence that he would not give up his weapons unless the marshal and his deputies also gave up their arms as a "proposition both monstrous and startling!" Virgil Earp had