It's "double trouble" for the Three Mesquiteers when an outlaw who is a dead ringer for Bob Livingston frames the true-blue hero for murder, and Ray Corrigan and Max Terhune must help clear his name. With Jack Mulhall, Otis Harlan. AKA: "Guns of Sonora." 53 min. Standard; Soundtrack: English. Plays All Regions.