In the small town, a gang of horse thieves has taken control, killing the sheriff and his deputy, and stealing horses needed for Jeff Manners' contract with the U.S. Cavalry. The gang also holds sway over town politics and plans to close the school where Jeff's sister Mary teaches. U.S. Marshal Tex Reed and his friend Slim Chance arrive in town, but the gang, led by Bart Griffin, frames Jeff for murder and tries to get him to kill Tex.
Rainbow Over the Range
A federal law enforcement officer is dispatched to track down a group of horse thieves targeting the military's equine supply.