Orphaned and left in the desert as an infant, Evil Roy Slade (John Astin) grew up alone—save for his teddy bear—and mean. As an adult, he is notorious for being the "meanest villain in the West"—so he's thrown for quite a loop when he falls for sweet schoolteacher Betsy Potter (Pamela Austin). There's also Nelson L. Stool (Mickey Rooney), a railroad tycoon, who, along with his dimwitted nephew Clifford (Henry Gibson), is trying to get revenge on Evil Roy Slade for robbing him.
The Durango Kid is a sort of Robin Hood of the West who helps the lovely Walters (who replaced Starrett's usual love-interest, Iris Meredith), the daughter of a homesteader, defeat the evil MacDonald who has been terrorizing the decent citizens with his gang of rustlers.
A small-town sheriff in the American West enlists the help of a disabled man, a drunk, and a young gunfighter in his efforts to hold in jail the brother of the local bad guy.
A marshal tries to bring the son of an old friend, an autocratic cattle baron, to justice for the rape and murder of his wife.
The fastest gun in the West tries to escape his reputation.
A bandit kidnaps a Marshal who has seen a map showing a gold vein on Indian lands, but other groups are looking for it too, while the Apache try to keep the secret location undisturbed.
Monte Hale is cast as town marshal Barney Regan. It is Barney's formidable task to round up a gang of bank robbers and expose the "Mr. Big" behind all the robberies.
Marshall "Big Jim" Cole turns in his badge and heads to Wyoming with his family in order to settle on some land left him by a relative. He faces opposition both from a neighbor who wants that land for his own sons, and from a grizzly bear nicknamed "Satan" who keeps killing Cole's livestock.
Harvard graduate James Averill is the sheriff of prosperous Jackson County, Wyo., when a battle erupts between the area's poverty-stricken immigrants and its wealthy cattle farmers. The politically connected ranch owners fight the immigrants with the help of Nathan Champion, a mercenary competing with Averill for the love of local madam Ella Watson. As the struggle escalates, Averill and Champion begin to question their decisions.
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.
An honest marshal in a corrupt mining colony on Io, Jupiter's sunless third moon, is determined to confront a violent drug ring even though it may cost him his life. After his wife angrily deserts him, he waits alone for the arrival of killers hired by the company to eliminate him.
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.
A mysterious preacher protects a humble prospector village from a greedy mining company trying to encroach on their land.
Three brothers stop off for a night in the town of Tombstone. The next morning they find one of their brothers dead and their cattle stolen. They decide to take revenge on the culprits.
Marshall Jed Cooper survives a hanging, vowing revenge on the lynch mob that left him dangling. To carry out his oath for vengeance, he returns to his former job as a lawman. Before long, he's caught up with the nine men on his hit list and starts dispensing his own brand of Wild West justice.
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.
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.
After robbing a bank Murphy assumes the identity of his pursuer, a famous US Marshal, when he stumbles into a town and is confronted by the local judge, Matthau. Murphy is forced to remain as the new Marshal; an old flame, Scala, nearly unmasks him by accident, only to be forced to assume the ruse of being Murphy's wife. The "couple" given a house and respectability, which neither has had before. They maintain the charade to avoid hurting a young orphan boy, Matthau's ward. Scala is torn by her loyalty to boyfriend planning to rob the bank and growing feelings for Murphy
A Secret Service agent goes undercover to unmask the leader of a gang of diamond thieves.
A hard-working prospector enters the town of Bakeoven to stake his claim, only to have his rights stolen and his face on "Wanted" posters. He plans reprisal.