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
Wyatt Earp a western screenwriter for years to come. It also established the gunfight at the O.K. Corral in the public consciousness and Earp as a fearless lawman in the American Old West. The book "is now regarded more as fiction than fact", "an imaginative hoax, a fabrication mixed with just enough fact to give it credibility". Josephine Earp worked hard to create an image of Wyatt as a teetotaler, but as a saloon owner and gambler, he drank occasionally as well. When Flood and Lake wrote their biographies, Prohibition was in force. Among the other facts Josephine wanted scrubbed from Earp's