Roy returns home to fine a range feud between the cattlemen and the sheepmen. When his friend is killed he finds the rifle had a defective pin. He learns the rifle belongs to a ranch hand named Barker and that a third party has caused the feud. When he captures outlaws trying to blow up a dam, he claims Barker was the killer. But Barker has switched rifles and the outlaws now accuse Roy and Roy finds himself in trouble.
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.
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.
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.
Gabino's son tries to find out why his father was murdered.
Tex and his sidekicks arrive to help out his friend Jeffers, a railroad owner, only to find that he has been killed. They quickly run into trouble with an outlaw gang in their attempt to find the mysterious ghost train that supposedly runs on Jeffer's line.
In the midst of the Civil War, Lassiter has a plan to get control of California. Working out of St. Joseph, he plans to send forged messages to the troops on the west coast via Pony Express. First he attempts to bribe Pony Express ride Roy Rogers. When Roy refuses he turns to the outlaw Johnson and his gang and this leads to trouble.
Gene is the foreman at the ranch owned by wealthy rodeo owner Maureen. She will lose her rodeo contract unless sales improve.
Peterson has a plan to obtain all the ranches in the valley. He gives Carson a phony Spanish land grant and has him pose as the Mexican owner. When Fred and Fuzzy have their cattle stolen by Peterson's men, they quickly become involved in the scheme.
Tex has been sent to investigate the theft of government provisions along the border. Kildare is the leader of the outlaw gang and has his men posing as Indians. He has already killed the incoming Marshal and assumed his identity. When Tex asks too many questons, he plans to get rid of him also.
The happy Indians live in Antelope Valley and Eddie is the new Indian Agent. Everything seems fine until the town selectmen want the valley occupied by the Indians because it contains silver. So they hire outlaw Indians and Chico to start trouble hoping that the army will forcibly remove them from the valley and they will claim it. But Father Sullivan and Eddie believe the Indians are being wronged even though they cannot convince anyone else.
Hidden Valley has managed to retain its Old Western atmosphere, free of modern-day corruption, until escaped convict Smitty arrives with plans of taking over and opening the town up as a gambling resort. It's up to Rex Allen and his pals to put a stop to it and sing a few songs along the way.
Bad guys plot to trick a newly arrived Eastern girl out of a ranch which belongs to her infant ward. Roy, of course, saves the ranch for the girl. Songs include "I'm Headin's for the Home Corral," "He's a No Good Son of a Gun," "Sandman Lullaby," "Song of the San Joaquin," and "I'm a Cowboy Rockefeller."
After Pat Garrett kills Billy the Kid, Billy's look-alike Roy Rogers arrives and is mistaken for him. Although a murderer, Billy was on the side of the homesteaders against the large ranchers. As Billy's death is unknown, Roy gets Garrett to let him pose as Billy to continue the fight, but without the killing.
A ranch owner turns his place into a home for boys who have lost their fathers in World War II. His evil female lawyer covets the ranch and uses a gang of local toughs, a pack of killer dogs, and a phoney rancher's beneficiary to get it. U.S. Marshal Rogers opens an investigation when the rancher is killed.
To get the Delaney ranch Cole's henchman Anders has started a phony range war between the cattlemen and sheepmen. After killing Delaney, he tries to kill his daughter Jill and then Roy who was sent to investigate the war. But the failed attempts gives Roy the information he needs.
A singing cowboy and his sidekick encounter misunderstandings and rodeo havoc as they try and save a man and daughter from con men.
Cavanaugh and McCauley are after the ranchers land. When the Government announces the land will be put up for auction, the ranchers pool their money only to have it stolen by Cavanaugh's men. They then plan to sell their cattle but Cavanaugh announces a fake gold strike and the cowhands all leave. But Gene's hobo friend the Judge says he will get the cattle to market and he sends out a signal to his hobo friends.