Red Ryder convinces homesteaders to settle in Paradise Valley. Business men in nearby Central City want control of the valley and water supply and propose to build a dam for half interest in the land. They use Red to generate interest in the dam but when the dam is completed, they rig the stockholder's meeting so Central City will get the water.
A boy haunted by nightmares about the night his entire family was murdered is brought up by a neighboring family in the 1880s. He falls for his lovely adoptive sister but his nasty adoptive brother and mysterious uncle want him dead.
A famous bandleader, suffering from overwork and exhaustion, goes to a sanitarium for a rest. While there he dreams of being out west at a dude ranch, where he finds himself involved in the beautiful owner's struggle to keep her ranch from falling into the hands of the villain, who wants either her or her ranch (or, preferably, both).
When Decker's gang holds up a stage, henchman Lefty takes a lady's rings. Later lefty accidentally exposes the rings buying ammunition and Cheyenne sees them. When Lefty tries to shoot Cheyenne he is captured. Now Cheyenne wants the rest of the gang and their leader.
"Wicked" Lily Bishop joins a wagon train to California, led by Michael Fabian and Johnny Trumbo, but news of the Gold Rush scatters the train. When Johnny and Michael finally arrive, Lily is rich from her saloon and storekeeper (former slaver) Pharaoh Coffin is bleeding the miners dry. But worse troubles are ahead: California is inching toward statehood, and certain people want to make it their private empire.
Knowing the railroad is coming, Carter is after the rancher's land. Bob and Chito return just in time to save Banker Stockton and his money from Carter's men. When Stockton then lends the ranchers money, Carter has them burned out. Bob knows Carter is responsible and when Carter's henchman Saunders is recognized, Bob goes into action.
Roy is an oil prospector. His efforts to get drilling rights on an old Spanish land grant are countered by gamblers from an off-shore gambling boat determined to control the land (and oil) themselves.
Notorious shootist and womanizer Quirt Evans' horse collapses as he passes a Quaker family's home. Quirt has been wounded, and the kindly family takes him in to nurse him back to health against the advice of others. The handsome Evans quickly attracts the affections of their beautiful daughter, Penelope. He develops an affection for the family and their faith, but his troubled past follows him.
Beloved teacher Miss Hinklefink inherits a western ranch, and to spend the summer with Professor Townley, she invites students Freddie, Dodie, Betty, Lee and Roy to join if Townley will co-chaperone. Sketchy real-estate agent Tom Sneed tries to persuade her to send the kids home when desperadoes rob the bank. Sneed's henchman mistakes Freddie for a baby-faced killer framed for a murder actually committed by Sneed, and ranch foreman Big Jim, also working for Sneed, tries to kill Freddie.
Gene Autry is back near the saddle, trying to help out a crippled jockey. Gene is certain that the jockey can ride in the Big Race if the lad can regain his self-confidence. Meanwhile, Gene and comical sidekick Sterling Holloway have another problem on their hands: A rogue stallion has "kidnapped" Gene's prize mare. Piloting a plane, Autry seeks out and locates the stallion.
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.
Chasing women and staying one step ahead of the law, the Cisco Kid meets Raquel and then Dolores. He sees that Raole is the boy friend of Raquel but engaged to Dolores. Learning that all her money will got to her uncle Don Jose when she marries Raole, Cisco suspects a plot and sets out to unravel it.
Lambert has the stagecoach wrecked killing the Commissioner so his phony replacement can alter Coonskin's land survey. When Red Ryder exposes the survey hoax, Lambert has his stooge Sheriff put Red in jail.
Newcomer Monte Hale is tying to just get a job in western films when he meet young Danny McCoy and his sister Gloria. Danny is trying to get his horse, "Pardner" into films. Monte sings a song and "Pardner" does some tricks and a casting director notices. Monte gets a singing-cowboy role and the horse gets a bit, but there is an accidental explosion, engineered by western star Rod Mason, who is jealous of Monte, and the horse is badly scared and blows his lines.
Roy Rogers, a Nevada State Ranger Captain in charge of the Rangers Reclamation Service, makes a trip to Las Vegas for the annual Heldorado Frontier Days Festival, as he wants to help his old friend Gabby Whittaker who originated the idea (at least, in this film).In Las Vegas, Roy meets heiress Carol Randall, who has been selected as the Queen of the Heldorado. Roy is informed that the F.B.I. wants an immediate investigation of the counterfeit thousand dollar bills that are being passed over the gambling tables at the casino.
In Old California, a young Frenchman transporting a chest full of silver travels by stagecoach to San Marino, to complete a complex business deal. The stagecoach is ambushed by a band of men whose leader, a mysterious bandido known as Cisco (Gilbert Roland), claims the silver is money that was extorted over a period of years from the poor people of California. The bandits take the money and escape, but Cisco stays behind with the Frenchman -- who, it turns out, is actually a lovely mademoiselle, Jeanne DuBois (Ramsay Ames). She follows him to the bandit's lair, where Cisco tells her he intends to return the stolen money to the poor people. The two rivals are irresistibly drawn to each other, however, and as a token of love Cisco offers to return the money to Jeanne instead. Now she must decide whether to complete her business deal, or to comply with Cisco's wishes and redistribute the wealth.