Carl Beldon has disappeared and the Trail Blazers have been sent to investigate. Arriving in town, they find that 'Honest John' controls everything. He even prints his own money. He also has a gang and they set out to finish off the heroes.
An aging group of outlaws look for one last big score as the "traditional" American West is disappearing around them.
Will Kane, the sheriff of a small town in New Mexico, learns a notorious outlaw he put in jail has been freed, and will be arriving on the noon train. Knowing the outlaw and his gang are coming to kill him, Kane is determined to stand his ground, so he attempts to gather a posse from among the local townspeople.
The first of a long-running series of Monogram-produced westerns starring Johnny Mack Brown and Raymond Hatton that replaced the Rough Riders series following the death of Buck Jones in the Boston night club fire. Though the next three years featured Brown (as Nevada Jack McKenzie) and Hatton (in his Sandy Hopkins role from the Rough Riders series) as undercover marshals in some form or another, this initial entry had Brown as a lone rider seeking vengeance and he and Hatton's characters were unknown to each other through most of the film. Hopkins offer McKenzie a marshal's job at the end of the film, which the Brown character declined and rode off alone on his quest. This quest didn't take long as by the next film in the series Nevada Jack McKenzie was a full-fledged U. S. Marshal.
Brown fights a swindler and his pal, Hatton, finds a way to help a robbery victim buy back his property.
Tom Evans (Jon Dawson), nephew of U.S. Marshal Sandy Hopkins (Raymond Hatton), has just trailed his cattle to Yucca City, where he intends to sell to Ben Crowley (Harry Woods), owner of practically everything in town.Tom loses his money in a crooked game ran by Crowley. "Nevada Jack" McKenzie (Johnny Mack Brown), a U.S. Marshal working undercover, watches the game and secures one of the "fixed" decks of cards. Later, Tom discovers Crowley's men rustling his cattle and is shot. Nevada finds him severely wounded and hides him with Jeff Lewis (Sam Flint) and his daughter Mary (Ellen Hall). Sandy, posing as a dentist, arrives in town after a wire from Nevada. The latter confronts Crowley with the crooked deck and also with the fact that Tom is still alive, and demands a partnership from Crowley. When Crowley learns that Lewis is hiding Tom, he decides to have both Tom and Nevada killed.
In Arizona in the late 1800s, infamous outlaw Ben Wade and his vicious gang of thieves and murderers have plagued the Southern Railroad. When Wade is captured, Civil War veteran Dan Evans, struggling to survive on his drought-plagued ranch, volunteers to deliver him alive to the "3:10 to Yuma", a train that will take the killer to trial.
Lawyer Butler, wanting Jeff Carson's ranch, has the Sheriff and his gang frame the bank holdup on him. Then they kill a witness that could free Carson and blame the murder on his son Sunset. But Sunset escapes, frees his father, and then sets a trap to catch the real killers.
At the height of the frontier era, a train races through the Rocky Mountains on a classified mission to a remote army post. But one by one the passengers are being murdered, and their only hope is the mysterious John Deakin, who's being transported to face trial for murder.
In 1880s Australia, a lawman offers renegade Charlie Burns a difficult choice. In order to save his younger brother from the gallows, Charlie must hunt down and kill his older brother, who is wanted for rape and murder. Venturing into one of the Outback's most inhospitable regions, Charlie faces a terrible moral dilemma that can end only in violence.
A Treasury Department engraver is being held captive by a counterfeiting gang that wants him to make counterfeit plates for them. A lawman is sent to rescue him.
After a band of drunken thugs overruns a small Indian Nation town, killing Reverend Goodnight and raping the women folk, Eula Goodnight enlists the aid of US Marshal Cogburn to hunt them down and bring her father's killers to justice.
In 1870s America, a peaceful American settler kills his family's murderer which unleashes the fury of a notorious gang leader. His cowardly fellow townspeople then betray him, forcing him to hunt down the outlaws alone.
Stodge City is in the grip of the Rumpo Kid and his gang. Mistaken identity again takes a hand as a 'sanitary engineer' named Marshal P. Knutt is mistaken for a law marshal. Being the conscientious sort, Marshal tries to help the town get rid of Rumpo, and a showdown is inevitable. Marshal has two aids—revenge-seeking Annie Oakley and his sanitary expertise.
Bank robber Graham Dorsey spends a few hours with beautiful widow Amanda Starbuck, in which time his gang takes part in a disastrous holdup. Learning of his comrades' demise, Dorsey goes on the lam. Believing her short-term lover was killed by the law, Amanda decides to make the most of having had a liaison with the supposedly deceased desperado by writing a book about him. Much to his confusion, the still-living Dorsey watches as his name becomes legendary.
In a cantina across the border, Bob Hamlin shoots a man that threatens his friend. He and his pals escape but return that night for the dance as Bob is attracted to Conchita. Running once more from the Rurales, Bob takes Conchita. They escape again only to find themselves pinned down when Buck and his gang of horse thieves attack.
A lawman stages a prison break so a gang of imprisoned robbers will lead him to their hidden loot.
Banker Mason is after the ranchers land so he can resell it to the railroad for a profit. He has the railroad agent killed and replaces him with his stooge who then offers even less than Mason. But Rocky eventually suspects Mason and when Bill Anderson informs him the agent is a fake, they head out after Mason
Outlaws plan a robbery to take place during a championship prizefight in Carson City, Nevada.
A gunslinger returns to his hometown to warn of an impending outlaw gang attack, but he's met with hatred and fear for his previous killings.
Popular mailcoach driver Uncle Willie is in fact in league with the town's crooked banker. They plan to have the bank robbed after emptying it, and when Willie's choice for this doesn't show in time, he gets some local boys to do it. When his man does turn up he decides to stick around, as he is pals with the sheriff and also takes a shine to Willie's daughter Allison. This gives the bad men several new problems.