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
Josephine Earp when she was 17 and he was 33. He promised to marry her and she joined him in Tombstone. He reneged but persuaded her to stay. Behan was sympathetic to ranchers and certain outlaw Cowboys, who were at odds with Deputy U.S. Marshal Virgil Earp and his brothers, Wyatt and Morgan. Josephine left Behan in 1881, before the Gunfight at the O.K. Corral, during which Wyatt and his brothers killed three Cochise County Cowboys. She went to San Francisco in March 1882 and was joined that fall by Wyatt, with whom she remained in a common-law marriage for 46 years