The Grand Duel (Italian: Il Grande duello), also known as Storm Rider and The Big Showdown, is a 1972 Italian-language spaghetti Western film directed by Giancarlo Santi, who had previously worked as Sergio Leone's assistant director on The Good, the Bad and the Ugly and Once Upon a Time in the West. The film stars Lee Van Cleef as a sheriff who seeks justice for a man accused of murder.