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.
Ben Jason has found a lost gold mine. When Morgan learns this, he and his henchman chase down Jason and kill him. Banning and sidekick Rafferty arrive on the scene only to be arrested and jailed for the murder. They escape from jail and now have to find the real killers to clear their name.
The Man With No Name enters the Mexican village of San Miguel in the midst of a power struggle among the three Rojo brothers and sheriff John Baxter. When a regiment of Mexican soldiers bearing gold intended to pay for new weapons is waylaid by the Rojo brothers, the stranger inserts himself into the middle of the long-simmering battle, selling false information to both sides for his own benefit.
Dan Ballard, a respected citizen in the western town of Silver Lode, has his wedding interrupted by four men led by Ned McCarty, an old acquaintance who, as a US Marshal, arrests Ballard for the murder of his brother and the theft of $20,000. Ballard seeks to stall McCarty while tracking down evidence that will prove his innocence.
Just as Nevada wins $7000 in yellowback bills, Ben Ide takes his $7000 and heads out to buy mining equipment. Burridge has his man Powell kill Ide and retrieve the money and Nevada finds Ide just as the posse arrives. Found with the money Nevada is arrested and Burridge now gets Powell to incite the local citizens to lynch Nevada.
Gare uses the knowledge that his wife Amelia was imprisoned and had an illegitimate son to make her his subject. When her son Marc Jordan appears and falls in love with her daughter Judith, Amelia is forced to tell the truth. Gare then tyrannizes Judith. She tries to escape, but a fatal accident occurs first.
In the 1820s, a frontiersman, Hugh Glass, sets out on a path of vengeance against those who left him for dead after a bear mauling.
Gold miner Edd Denmeade loves Lucy Watson, the sister of the official mining claim recorder. Denmeade suspects Watson of killing his father, who after a poker game was shot by a gambler "who shuffles with one hand." The real murderer, Sam Spralls, has convinced Watson that he killed Denmeade and threatens to expose him unless Watson assigns him all the gold claims. Spralls assembles a band of killers to jump the claims when Watson complies. Eventually, Denmeade learns the identity of the killer when he sees Spralls shuffle a deck of cards. He forms a vigilante party and rids the community of Spralls and his gang.
On vacation at his ranch, western actor Roy quickly finds himself involved with a horse rustling operation and a boy ward of one of the rustlers, leading to the kidnapping of Roy's trick horse Trigger by the gang with a demand for ransom.
U.S. marshal Ritter arrives in town to round up bandits who are attempting to fix the local elections.
Rangers Tex Haines and Dave Wyatt track a killer known as the Whispering Skull. In the wake of the Skull's slaughter, a band of thieves takes advantage of the fear he's brought to town.
After a card shark is caught cheating, he is taken out and lynched by the drunkards he was playing against. Soon afterwards, the men who were in the lynch mob start being murdered, one after another; all by hanging.
As a Civil War veteran spends years searching for a young niece captured by Indians, his motivation becomes increasingly questionable.
A melancholic gunfighter is drawn into a vengeful and tragic kidnapping plot by his widowed ex-lover.
In this western, a cowpoke gets in an argument; a scuffle ensues leaving the cowboy to believe that he killed his opponent. He is so wracked with guilt that he travels to the ranch of the dead man's sister, gives himself a new name and begins helping her. Rustlers come; he stops them. Trouble ensues after she learns his true identity. A scuffle ensues. She wings him with a gun; he disarms her. Later she hears the real murderer bragging about his crime during a fight with the hero.
A cowboy investigating his brother's murder finds himself going up against a banker who holds the deed to the cowboy's family ranch.
Singing cowboy Monte Hale plays "himself" in the Republic western Last Frontier Uprising. Actually, he's not really himself, but a federal agent, dispatched to Texas to buy horses on behalf of the government. Hale runs up against a vicious gang of horse thieves, including such veteran western hard cases as Roy Barcroft and Philip van Zandt. The romantic interest is in the dainty hands of Adrian Booth, who used to go by the name of Lorna Gray. Put together with the standard Republic efficiency, The Last Frontier Uprising benefits from the breathless direction of Lesley Selander.
The four sons of Katie Elder reunite in their hometown of Clearwater, Texas for her funeral and discover that the family ranch is now in the hands of Morgan Hastings, a corrupt businessman who wants to exploit the area around the town.
After encountering a group of bandits with plans to rape and steal from her, a young widow ventures into the wilderness in search of justice.
Lightning Carson's nephew has been falsely accused of murder. To get in with the gang, Lightning poses as a Mexican. He also appears as himself making his costume changes at his sister's ranch. Just as he about to bring in the gang, a henchman finds evidence of his masquerade and arrives to expose the hoax.