Ma Turner of Red Bluff hires U.S. Marshal Buck Roberts to investigate a series of cattle rustling in the area. However, the town banker, saloon-owner, and sheriff are secretly working with a rancher to commit the crimes. When the rancher is killed, his son witnesses the murder and kills the sheriff. Buck arrests the son, but U.S. Marshals Tim McCall and Sandy Hopkins secretly work to free him and gather evidence against the gang.
Riders of the West
In a small valley, a ruthless businessman and a cunning banker join forces to steal cattle and foreclose on local ranchers' mortgages, seeking to dominate the region. However, a group of undercover cowboys, known as the Riders, work to foil their sinister plans.