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
Gunfight at the O.K. Corral for much of the popular imagery associated with the Old West. Despite its name, the gunfight did not take place within or next to the O.K. Corral, which fronted Allen Street and had a rear entrance lined with horse stalls on Fremont Street. The shootout actually took place in a narrow lot on the side of C. S. Fly's Photographic Studio on Fremont Street, six doors west of the O.K. Corral's rear entrance. Some members of the two opposing parties were initially only about apart. About 30 shots were fired in 30 seconds. Tom and Frank McLaury and Billy Clanton