Gene and Frog, out to stop a bunch of cattle rustlers, assume the identities of what they believe to be dead bandits, which soon gets them in big trouble.
To get the three needed business men to visit the Stevens mine, Roy stages a ride with the Vacaros and has them as honored guests. Seeing a chance to make a lot of money, gangster Harmon joins the ride and then has his men kidnap the three. Having filmed a fake holdup earlier, he uses the film to convince the Sheriff that Roy and the boys were the Kidnapers.
A man of no worth brags to his daughter back East that he is rich and owns a big ranch. When she decides to pay a visit to her father, Roy and his buddies agree to pretend that the poor man is the owner of the ranch.
A rustler's son (Roy Rogers) courts a rancher's daughter (Mary Hart) during a range war.
Twenty years earlier Farrell killed his mining partner Andrews. Now Andrews daughter arrives to get her father's trust fund. Farrell having rustled Roy's cattle now takes her money from her Lawyer and lets her overhear false information of their next rustling job. With the posse at the wrong location, his men attack the cattle train and Roy on board find himself greatly outnumbered.
Roy is a government man sent to solve a novel crime problem: a woman flirts with unsuspecting ranchers in order to get information from them which she passes on to her cattle-rustling gang.
Lambert owns the trucking line that ships cattle to market. When he raises his rates Roy decides to ship the cattle on the River Boat. When Lambert and his men are unable to stop the boat, they rustle the cattle.
Manzanita Springs ia a combination small airline and spa and Vance Brados wants it. He pays their mechanic to have the planes run out of fuel so his men can rob the gold shipments and kill the pilots. After Sheriff Roy Rogers catches the mechanic, Roy plans one more gold shipment to get proof and this time his men will be ready. But it looks like Roy's plan will fail when Brados suspects a trap and call off the raid.
Like 1940's Melody Ranch, the 1941 Gene Autry vehicle Down Mexico Way was designed as a "special", to be promoted separately from Autry's regular B-western series as an A-picture attraction. The story gets under way when a pair of con artists, Gibson (Sidney Blackmer) and Allen (Joe Sawyer), breeze into the town of Sage City claiming to be movie producers. The two scoundrels promise to film a movie in the little burg on the condition that the townsfolk pony up the necessary production fees.
A Texas Ranger (Roy Rogers) and his pals come out of forced retirement to do what the cavalry cannot.
The bad guys dynamite a fish hatchery. They're trying to put the hatchery out of business so they can get possession of oil underneath the lake. Roy is a game warden investigating the dynamiting.
Insurance Investigator Roy is looking for Weston and the missing money he supposedly obtained in a robbery. When he catches him and listens to his story, he changes his mind about him. A freak accident locates the missing money box and they find the seal unbroken. Roy then announces the box will be opened at the showboat that evening.
When Moreland's henchman attack Bob Horner the Range Busters break it up. Horner dies but they get the baby Moreland was after. He must have it to become it's guardian and take control of the Horner ranch. When the henchmen catch up with Alibi, they take the baby cradle not realizing Alibi has substituted his dummy Elmer. Crash having evidence Moreland is the one they want, now has a plan to expose him.
Attracted by a picture of Maybelle Pembroke, the Range Busters, bantering between themselves, head for the Pembroke ranch separetely. Crash arrives posing as a dude while Dusty arrives posing as Crash, a mixup having put his picture in the paper identified as Crash. Later Alibi arrives and the three go to work when outlaws trick the Pembroke ranch and it's neighbor into a gunfight with each other.
Storm is out to wreck Ace's stage line. When Tex arrives to help Ace, Storm brings in hired killer Mule Bates. But Tex and Bates know each other and the two devise a plan to fool Storm.
A singing cowboy (Roy Rogers) and his sidekick (George "Gabby" Hayes) fight post-Civil War plunder in Texas.
Jay Price's dying mother tells him his real name is Jack King and gives him a locket as proof. At the King ranch he loses the locket which is found by the foreman. Hoping to regain his proof, he hires on as a ranch hand knowing the foreman is the outlaw known as the Hawk. But trying to prevent the Hawk from rustling cattle, he is captured by the Hawk's men.
Trouble has been reported in Placerville where Tom Barton's brother is the Marshal. Arriving Tom finds a phoney Marshal in his brother's place. Learning that Clark is behind the all the trouble and that he is after the Madison stage line, Tom joins up with Mary Madison to fight Clark while he also looks for his missing brother.
Roy Rogers takes on crooked wartime profiteers in the musical western Ridin' Down the Canyon. Posing as solid citizens, the crooks spend their evening hours stealing horses from local ranchers, then selling the steeds to the government at exorbitant prices. The head of the bad guys runs a dude ranch where Rogers and his pals (The Sons of the Pioneers) are employed.
In an effort to get Jim Martin to sell his ranch, the Halsey brothers have kidnapped his son Tom. When Bob Burke goes after him alone, he gets help from the gang known as the Riders of the Sage.