The spaghetti western Four of the Apocalypse is based on this story and another of Harte's stories, The Luck of Roaring Camp.
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Among the 60 films to his credit are The Twist (1976), The Four of the Apocalypse (1975), Hitler: The Last Ten Days (1973), Battle of the Worlds (1961), Black Sunday (1960), Long Night in 1943 (1960), Il Grido (1957), War and Peace (1956), and Mambo (1954).