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.

A phantom-like gunman is murdering the hands at the Circle T Ranch and the Range Busters are recruited by its owner to stop the "phantom". Only, the ranch owner is killed before they can arrive. First film in the Range Buster series.

The fifth film in the 24-film Range Busters series finds "Crash", "Dusty" and Alibi, on their way to Gopher City to become the town's peace officers. In the saloon, young Jimmy Rowell is losing money in a crooked poker game to saloon owner Bob Harmon. Harmon and his henchman Bart Gill are in reality wanted-outlaw brothers Jim and Ike Breedon seeking revenge against Jimmy and his school-teaching sister Sally as their father, a circuit judge in Nebraska, had sentenced their brother Bud to be hanged. Harmon involves Jimmy, because of his gambling debts, in a robbery of a rancher known to keep large amounts of money at his ranch. The Range Busters break up the robbery, Bart is killed, as is Rancher Fleming, and Jimmy is wounded but escapes. Harmon, setting a trap for Crash, tricks Sally and Jimmy to his hideout, and Crash follows them.

Both the Range Buster and Rance and his outlaw gang are looking for stolen gold bullion. To scare people away from the ranch where the gold is hidden, Rance has his man imitating ghosts. The gold is in a steel cased organ but a certain combination of organ stops need to be pulled to obtain the gold.

The Range Busters are investigating a gold robbery from the Denver Mint in a supposedly deserted ghost town, but they soon find they're not the only town resident with a nose for gold.

Rodeo contestants Johnny King and Corrigan meet, their fathers having been members of the Range Busters. When Johnny is knocked unconscious, time reverts to their father's era and the Range Busters are soon involved in the scheme to get Railroad right-of-way across Mother Slocum's ranch. When she is tricked into signing a release, the Range Busters find their job more difficult as the Sheriff is in with the crooks.

The Range Busters investigate sabotage at a mining community and uncover a gang of Nazi spies.

In this WW II film meant to discourage the purchase of black market beef, the Range Busters are called on to fight cattle rustlers. This time they're up against a gang that strikes fast by hauling the beef away in trucks.

The Range Busters head for Pinto Basin where a series of stage robberies have occurred. To try and find the gang's boss, Crash sends out a empty money box. The plan backfires when the boss has the Range Busters identified as the robbers. Thinking it is now safe, the bank sends out a big money shipment. Needing to rob the stage, the boss gets the boys out of jail so they can be blamed. But this is just the chance they need to catch the robbers.

Someone wants to kill Magpie Harper. Crash and Dusty arrive too late, Magpie Harper is allready dead.

Bolton's men blow up the wagon carrying the mine payroll and Marshal Crash Corrigan is supposedly killed in the explosion. A man finds his badge and gives it to Bolton. Thinking Crash dead, Bolton gives the badge away and it ends up with the Sheriff. Crash is OK and the Range Busters know Bolton is the head of the gang but that he gets his orders from someone else and that is the man they want.

Hammond is after the Craig ranch and has framed Charlie Craig for murder. Mother Craig brings in the Range Busters. They capture one of Hammond's men and Alibi plans to trick him into a confession as to who the real murderer is. Meanwhile, Denny has overheard Hammond's plans for his next move and he and Crash set out to round up the gang.