Eric Fleming's face was smashed by a 200-pound steel block while he was in the Navy and reconstructed by plastic surgery.
Clint Eastwood used the same gun and wore the same boots as in his "Spaghetti Westerns" A Fistful of Dollars (1964), For a Few Dollars More (1965), and The Good, the Bad and the Ugly (1966), He also wore those same boots in Unforgiven (1992).
In 1966 Eric Fleming drowned in Peru while filming a movie. He was 41.
Sheb Wooley, who played scout Pete Nolan on the show, had a #1 hit on the Billboard charts with the novelty song "The Flying Purple People Eater" in the early summer of 1958.