The Gunfighter turned it down, despite having expressed a strong desire to play the part, because of his longstanding hatred for Columbia's president, Harry Cohn. Columbia sold the rights to Twentieth Century Fox, where the role went to Peck. Wayne's final film, "The Shootist" (1976), is often compared to "The Gunfighter" and contains numerous plot similarities. The script was loosely based on the purported exploits of an actual western gunfighter named Johnny Ringo, a distant cousin of the outlaw Younger family and a purported survivor of the infamous gunfight at the OK Corral against Doc Holliday and the Earp brothers. As in
Gunfight at the O.K. Corral "Johnny Ringo", and "Gunsmoke". Hugh O'Brian portrayed Earp on the namesake show "Wyatt Earp" which ran for six seasons, and he was forever associated with that role. A 2003 episode of Discovery Channel's "Unsolved History" used modern technology to attempt to re-enact the gunfight. They utilized a movie set to recreate a space similar to the lot where the original gun fight took place. They confirmed that the front-to-back wrist wound suffered by Billy Clanton could only have occurred if his arm was raised in the manner of one holding a pistol, and that the black powder may have obscured