Desc: Riders of the North: Directed by J.P. McGowan. With Bob Custer, Blanche Mehaffey, Eddie Dunn, Will Walling. In a trapper's cabin, Sergeant Stone finds a fellow Mountie murdered and is given the assignment of locating the killer. He finds Tom who was at the cabin and his fingerprints match those on the gun. But Stone thinks Tom was framed and one of the two other men present is guilty. So he gets the Inspector to employ an old trick he thinks will get a confession from them.