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 came to each other's aid. Virgil Earp thought that some of the Cowboys had met at Charleston, Arizona, and taken "an oath over blood drawn from the arm of Johnny Ringo, the leader, that they would kill us." Among the lawmen involved in the O.K. Corral shooting, only Virgil had any real experience in combat, and he had far more experience than any of his brothers as a sheriff, constable, and marshal. The Earps' work as lawmen was not welcomed by the Cowboys, who viewed the Earps as badge-toting tyrants who ruthlessly enforced the business interests of the town. In