Desc: The Rustler's Roundup: Directed by Henry MacRae. With Tom Mix, Diane Sinclair, Noah Beery Jr., Douglass Dumbrille. Winters is after the Brand ranch, and his man Brett who is foreman there is rustling the Brand stock. But Tom is on to their game and breaks up their attempt to buy the ranch. When they plan to rustle their horses, Tom must not only rescue Danny Brand, who is their prisoner, but stop the rustlers.