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.
When the showboat hits town, two men use the parade as a distraction to rob the bank. Their accomplice is Pop, the clown from the showboat. He leaves the money on the boat and tells his daughter Patsy to bring it to him at a later stop on the river. Gene's investigation of a bank robbery takes him to the showboat where he becomes a performer. Gene and Frog try to find the money while helping Patsy and her father.
A Hollywood scout averts disaster for a singing cowboy she has misled.
Three cowboys find that a U.S. Marshal relative is an impostor.
Marshal Landry captures outlaw Girard and bringing him in finds a woman and two children, the only survivors of an Indian attack. Later, transferring the prisoner his brothers free him. Then a stage is robbed of a silver shipment by Girard and his brothers. Examining telegrams gets Landry a confession from Girard's girlfriend. The telegraph line has been tapped and the telegrapher is the supposedly dead husband of the woman he brough in. Now knowing Girard's location he sets out after him.
Bill Sanger has his men out raiding and killing to obtain the ranches along the route that he knows the new railroad will use. He then kills the editor that received a letter that would expose him. But the editor earlier hid the letter in a chamber of his gun. Marshal Monte Hale arrives and eventually suspects Sanger and breaks into his house. After a gungight Sanger catches him and with one shot left shoots Monte. But he is using the editor's gun.
Caxton has broken out of prison and Eddie has been sent to bring him in. Caxton is known by the polka dot band on his hat and Eddie has Soapy wear one like it. This gets Soapy arrested as soon as he rides into town but it leads Eddie to Varney and he realizes Varney will lead him to Caxton.
A singing entomologist (Roy Rogers) acts meek to help a juggling sheriff (George "Gabby" Hayes) solve ranch raids.
Outlaws attempting to kidnap Steve Blaine from a stagecoach are ran off by the sharpshooting of his sister, Sally and rescuers Jimmy Wakely and Cannonball Taylor. Steve is investigating his father's sudden death after charges of theft from the Sloan/Carson mine. Sloan is killed after Wakely learns that ore is being smuggled across the Mexican border into the mine, and then sold at the higher U.S. prices
When asked about the Ghost Riders song he sings, Gene Autry tells this legend: Gene is about to resign as an investigator for the county attorney and go into the cattle business with his pal Chuckawalla Jones but decides instead to help Anne Lawson clear her father, rancher Ralph Lawson, of a false murder charge. He looks for the three witnesses who can testify that Lawson shot only in self defense in killing a gambler, but the witnesses are terrorized by another gambler, town boss Rock McCleary, who shoots witness Pop Roberts Morgan. Fatally wounded, Pop gives Gene the information needed to clear Lawson, then dies crying the "Ghost Riders" are coming for him. Gene then heads for a showdown with McCleary.
Sandy Doyle, gambler and political chief of a small border town, seeks to gain control of the Bar-X Ranch, owned by Rufe Rickson, to further some undercover activities of his own. He counts on Rickson's inability to stay away from gambling as the means to his ultimate success. Government investigator Oliver Shea and his assistant, Dan Haggerty, start a fight in Doyle's place when they see Rickson being cheated and are invited to the Bar-X where Oliver and Helen Rickson, Rufe's daughter, discover interest in each other and Dan finds himself pursued by Bell, the ranch cook. Sheriff Larson brings the prize money for the $5,000 race of the Rodeo Association, and that night it is stolen.
When Tasker kills Roy Rogers he takes one of his young sons. Fifteen years later the other son Roy arrives buying a ranch in the valley where Tasker now controls the water supply. Roy organizes the ranchers for a showdown with Tasker not knowing that his brother is Tasker's chief henchman.
Kate Diamond owns the Roaring Falls Trading Post from where she directs her gang's gun-smuggling to the Indians. After she short-changes smuggler Stacey, his men attempt to steal the hidden guns, and attack her foreman Nebraska, but he is saved by Jimmy and "Cannonball" on their way to file a homestead claim at Canyon City. Jimmy renews a long acquaintance with Sheriff Harris and his daughter Jessica. The sheriff is wounded by half-breed Danny when he finds a rifle hidden in the latter's wagon, but Jimmy captures the outlaw, a go-between for Kate and the Indians.Wounded and in bed, Sheriff Harris ask Jimmy not to tell Jessica that she is only adopted and that Nebraska is really her father, although he believes her to be dead.
Finding Indians stealing from his ranch, Gene learns they are suffering from malnutrition. Store owner Martin is cheating them and now he is after the Chief's valuable necklace. When the dying chief is found, having been attacked and robbed, Martin blames Lakhona who would become the new chief. When Gene helps Lakhona they soon find themselves fleeing from the law.
Two peanut vendors at a rodeo show get in trouble with their boss and hide out on a railroad train heading west. They get jobs as cowboys on a dude ranch, despite the fact that neither of them knows anything about cowboys, horses, or anything else.
His horse Champion steals the show from Gene when what's at stake is a horse race and a bull fight.
Gene Autry hunts bank robbers Al Bartlett and Trot Lucas with his old friend Mike. Bartlett, to throw off his pursuers, kills Trot and his own brother. When Kitty Bartlett comes to town claiming to be the slain Bartlett's widow, Gene has to save her from the irate townspeople who are not aware that her name isn't Bartlett but she really is the daughter of a law officer slain by Al Bartlett. Ben Luder, a local hood, tricks Bartlett back into town by saying he has to fixed to have Doc Larry Taylor do plastic surgery on him. En route they meet Doc and his assistant Helen Ellis and Ben's ruse is exposed. Bartlett kills Ben and forces Doc to drive him to the railroad. Gene, in a fight atop a runaway train, captures Bartlett.
Ranger Bill Williams goes to prison to get information on Chuck Adams. Then a fake posse chase gets him invited into Adams' gang. But just as he learns who Adams' boss is and is about to make his move, his cell mate who escaped from prison returns to identify him.
A Hollywood singing-cowboy star with a big heart and an even bigger secret (he uses a double in most scenes because he can't ride, fight or sing) comes to the aid of a rancher about to lose his home on a rodeo bet.
A greedy rancher is charging excessive prices for access to the area's only water supply, extorting the smaller ranchers in the area. A water diviner teams up with a cattle buyer to force the villain to share the water with his neighbors.