Irish immigrant Tommy Shaughnessy leaves 19th-century New York City for Kansas and becomes a small-town sheriff.

Cowboy puts on a black mask and a black outfit to fight a gang of land-grabbing crooks.

The outlaw Stragg has the town so intimidated that no one will speak against him no matter what he does. Sheriff Young heads for a nearby town, where there is a witness willing to testify. Meanwhile, Stragg hires a gunman to take care of the sheriff and the witness.

Clint Turner is arrested for the murder of his girlfriend Judy's father, a rival rancher who was an enemy of his own father, and his best friend, Sheriff Buck Gordon sets out to find the real killer in the face of pressure for a quick lynching of Clint.

Before changing his name to Richard Powers, cowboy hero Tom Keene spent the waning days of his stardom at Monogram, churning out westerns like Riding the Sunset Trail. When ingenue Betty Dawson (Betty Miles) and her kid sister Sugar (Sugar Dawn) are cheated out of their cattle ranch, Tom Sterling (Keene) and his sidekick Mendoza (Frank Yaconelli) vow to get the ranch back for the girls. This requires Sterling to cross six-guns with Pecos Dean (Gene Alcase), a former friend who'd turned bad.

Jim Trask, former sheriff of Abilene, returns to the town after fighting for the Confederacy to find everyone thought he was dead. His old friend Dave Mosely is now engaged to Trask's former sweetheart and is one of the cattlemen increasingly feuding with the original farmers. Trask is persuaded to take up as sheriff again but there is something about the death of Mosely's brother in the Civil War that is haunting him.

Having briefly abandoned his standard "Nevada Jack McKenzie" characterization in Flame of the West, cowboy star Johnny Mack Brown was back as Nevada Jack in Monogram's The Lost Trail. Vowing to bring in a gang of stagecoach outlaws, Nevada redoubles his efforts when he learns that the owner of the stagecoach line is pretty Jane Burns (Jennifer Holt).

Jack Randall plays Dunham, a wandering cavalier who comes to the aid of frontier heiress Mary. The girl's legacy is half-ownership of a prosperous saloon, the other half controlled by hissable villain Slater. With the help of no less than two comic sidekicks, Dunham cuts the villain down to size.

Kirby and Evans are pulling off an irrigation project swindle and newspaper editor Scott realizes it and sends for Lee. Lee agrees with Scott and forms a vigilante group to fight the Sheriff and his deputies brought in by Kirby. But a dying Uncle Dan sets the Sheriff straight and this brings the two sides together for the big shootout.

Marvin Hayden returns to find his ranch is about to be sold at auction and the Hayden Jorth feud still going strong. Carson wants the Hayden ranch and tries to kill Hayden. When he fails he kills Chick Jorth with a rock. As Hayden does not carry a gun and the two had argued earlier, Hayden is arrested for the murder. With Hayden in jail, his friends Chito, Ginger, and his Lawyer Gardner now go to work to find the murderer.

A famous gunman decides to change his life around and turn himself in when amnesty is declared by the new governor of the New Mexico Territory, but a vindictive sheriff sets out to stop him from reaching the Territory.

Director Leslie Selander exhibits the sure-handed expertise that would endear him to latter-day western cultists in his 1937 formula western Sandflow. Buck Jones plays the son of a crooked land dealer. Seeking redemption, Jones rides through the west to compensate every rancher who was cheated by his dad.

The Shadow and his outlaw gang have control of Durango Valley. Keene Cordner arrives, and with the help of Tanner becomes a second Shadow in his attempt to round up the gang.

After years of wandering due to a charge of murder, Tim Reynolds returns to Sagebrush to find the Sheriff Tate Hurley who was his chief accuser. The hatred between the two men was not extinguished, and they first compete in a wrestling match.

Stan travels to the small town of Hot Dog to collect an inheritance. He learns his late uncle left him everything - but in the event of Stan's death it all goes to his two outlaw cousins.

When Sheriff Hanley sends for Billy and his pals, they arrive to find him murdered and Ed Slade temporary Sheriff.

A posse, hunting the assailant of Denton's Partner, captures Steve Carlisle (Charles Starrett), who identifies himself as a mineralogist sent to check the area for quartz for radio parts. Calling at the Denton ranch, Steve hires Cannonball Mullins (Dub Taylor), who has just been fired by Jane Fielding (Vi Athens), Denton's ward. Steve learns that she wants to sell the ranch to the Empire Syndicate. Paul Edwards (Lloyd Bridges), syndicate representative, plans to convert the ranch into a swank hotel-gambling operation. At a party which Jane gives for Edwards, Hiram Denton (William Gould), is murdered and Steve is accused. He and Cannonball escape before the sheriff can take them into custody, and in searching for evidence find that Jane and Edwards are married and have done the killings in order to gain the ranch.

Texas Ranger Ranny Maitland's father is feuding with his neighbor Lockhart. Pretending to be on Lockhart's side in the feud, Ranny goes to investigate. Meanwhile is father is murdered and Lockhart arrested.

Arizona Ranger Larry Grant is posing as an outlaw while hunting for an outlaw gang, secretly led by Lance Corbin, that is stealing silver in Mexico and smelting it into bars for sale in the United States.

David Cook and twin brother Tom are poles apart in disposition and traits. When their father dies, Tom goes to New Mexico to live with his Uncle Hardtack while David remains behind to care for their mother. The grown Tom becomes an outlaw while brother David becomes a government lawman. David is charged with apprehending Tom...