The Riders of the Whistling Skull

Mary Russell as Betty Marsh Roger Williams as Rutledge Fern Emmett as Henrietta McCoy C. Montague Shaw as Professor Flaxon George Godfrey as Professor Fronc Ray Corrigan as Tucson Smith Yakima Canutt as Otah John Ward as Professor Brewster Frank Ellis as Coggins Chief Thundercloud as High Priest Robert Livingston as Stony Brooke Max Terhune as Lullaby Joslin

Sol C. Siegel Associate Producer Mack V. Wright Director Bernard McConville Screenstory