A Secret Service agent goes undercover to unmask the leader of a gang of diamond thieves.

U.S. Marshals "Nevada" Jack McKenzie and "Sandy" Hopkins go undercover to bust a gang of stagecoach robbers in this vintage Western serial. Nevada infiltrates the gang, while Sandy works as a cobbler in town, keeping an ear open for local gossip as they try to flush out the inside man tipping off the crooks.

When an oil discovery is reported at Paxton, Oklahoma, Marshal Rex Allen immediately suspects that where there is oil, there is trouble. Rex arrives just as a band of desperadoes stage a bank hold-up and escape with $25,000 which ranchers have invested in prospective oil drillings.

A ring of cattle thieves uses short-wave radio to communicate with each other. A trio of range detectives must find a way to capture the gang.

A movie company comes to Oklahoma to convince legendary lawmen Bill Tilghman to star in a bank robbery silent film featuring real outlaws. Tilghman reluctantly agrees, not realizing everyone's lives will never be the same.

A mysterious preacher protects a humble prospector village from a greedy mining company trying to encroach on their land.

The irrepressible Donald Barry is twice falsely accused of murder in this typical low-budget but well-mounted Republic Western. Barry plays Jim Randall, a lawman assigned to investigate a series of gold shipment robberies. Arriving in the middle of a hold-up, Randall finds himself accused of killing the driver (Yakima Canutt). Wells Fargo agent Cal Chambers (Milton Kibbee) vouches for his innocence, however, claiming him to be a noted geologist. Along with several of the prospectors, Jim devises a plan to prove that Jud Parker (Harry Worth) is using his dummy mine as a cover for stealing ore.

Wild Bill Hickock (William Elliott), aka The Peaceable Man, meters out justice in the tough town of Deadwood in this highly fictional western from Columbia. Unlike the historic character, Elliott's gunfighter survives his encounter with the South Dakota hellhole, where he arrives to aid beleaguered livery stable owner Clint Wilson (Richard Fiske) and his sister, Madge (Dorothy Fay), in their battle against self-appointed town czar "Flash" Kirby (Arthur Loft). But before he gets that far, there is a little matter of proving Kirby guilty of wrongdoing and to achieve that, Wild Bill earns the enmity of both the Wilsons.

U.S Marshal Mike Donovan has dark memories of the death of his first love. He keeps peace between the Americans and the natives who had temporarily adopted and taken care of him. The evil actions of a white sorcerer lead him to confront the villain in the Sacred Mountains, and, through shamanic rituals conquer his fears and uncover a suppressed memory he would much rather deny.

On the sunless moon Io, Marshall William T. O’Niel goes toe-to-toe with the corrupt manager of a mining colony and his gang of roughnecks while investigating a rash of worker suicides.

After being shot, a dying Marshal Dawson gives Dave Hayes his badge and asks him to finish his job. Dave becomes Marshal but when Bowie, the man that shot Dawson appears, he exposes Dave as an imposter. Dave is then in trouble when Edwards incites the mob to lynch him.

Three outlaws on the run discover a dying woman and her baby. They swear to bring the infant to safety across the desert, even at the risk of their own lives.