First, in "Riders of the Frontier," a shady ranch foreman swindles a pretty frontier marm out of her cattle and cash. When heroic bohunk Ritter learns of the caper, he poses as a blackhat to stop the dastardly crook. Co-stars Jack Rutherford, Jean Joyce, Mantan Moreland. AKA: "Ridin' the Frontier." Next, in "Roll, Wagons, Roll," Tex Ritter is at his trailblazin' best as he steers a wagon train through safe passage to the rugged Oregon frontier. It's pistols, prairie perils and plunkin' the git-box with Nelson McDowell, Muriel Evans. AKA: "Roll Covered Wagon." 111 min. total. Standard; Soundtrack: English. Plays All Regions.