Desc: Ridin' Law: Directed by Harry S. Webb. With Jack Perrin, Starlight the Horse, Renee Borden, Yakima Canutt. Remade in 1939 by Harry S. Webb as "Riders of the Sage" with Bob Steele, Claire Rochelle and Carleton Young taking the roles played here, with the role names changed, by Jack Perrin, Renee Borden and Jack Mower; Seeking his father's killer in Mexico, Jack Rowland falls into the clutches of Buck Lambert and his band of smugglers. Carmencita and Ricardo, whom Jack thinks are sweethearts, are with the gang but help Jack escape.They tell him they are undercover agents working for the Mexican government to apprehend the smuggling gang. With Jack's help, their mission is accomplished and Jack discovers Buck to be the killer of his father. He also happily discovers that Ricardo is Carmencita's brother and not her sweetheart.