Rider of Mystery RanchRider of Mystery Ranch is a 1924 American silent film directed by Denver Dixon, and starring Art Mix. It premiered on May 3, 1924, in Chillicothe, Missouri.ProductionIn early April 1924 it was announced that Los Angeles distributor R.D. Lewis had acquired the distribution rights to the film after relocating from Oklahoma City. This acquisition was part of a six-picture deal for Art Mix films, which included Ace of Cactus Range and South of Santa Fe.