As the railroad builders advance unstoppably through the Arizona desert on their way to the sea, Jill arrives in the small town of Flagstone with the intention of starting a new life.
Just after Pocatello's brother is killed, a wounded Pocatello arrives being chased by the Sheriff. Larkin switches the identity of the two brothers and then expects Pocatello to assume his brother's role in the outlaw gang.
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.
Montana Marshals Gene and Scat are tracking some bank robbers. When the baddies cross into Canada, the Mounties are called upon to help.
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.
Bob arrives looking for the killer of his uncle. When the Sheriff chases him and his partner Rusty, Reno thinks they are the men he is looking for and takes them into his gang. There Bob finds his uncle's gun and knows he has found the right gang. However he realizes the gang has an unknown leader and he sets out to find him.
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.
The James and Younger outlaw gangs ride into town, and it is up to the local marshal, who has lost both his nerve and his gun skills, to stop them.
Dinner time in a remote home of a prairie family turns nightmarish when a band of blood spattered outlaws break through the front door in search of food, horses, and women. Nothing is as it seems in this constantly twisting genre bender.
Lash and Fuzzy have been sent to escort the new Governor to the Capitol City. West and his outlaw gang are out to stop them. When Lash's first attempt is foiled, he realizes the Governor's supposedly deaf and dumb servant is the informant and sets a trap for the gang.
An agent tracking down a man who disappeared in the mysterious "Ghost Mountain" area discovers discovers the hideout of a gang of murderous outlaws.
The conflict between a railroader and a stage line owner is being aggravated by bad guys who are sabotaging both sides. Roy and Gabby mediate the conflict and expose the bad guys.
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.
Wild Bill Saunders recruits a team of paroled convicts to subdue a lawless gang.
A group of people traveling on a stagecoach find their journey complicated by the threat of Geronimo, and learn something about each other in the process.
The Range Busters are together again to try and stop a swindle.
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.
Bill Dane and Banty quit Kell's outlaw gang. When Dane prevents Kell and his men from getting a bullion shipment, he is made Sheriff. Learning Dane is Sheriff, Kell and gang return, force Dane to give them the bullion, and make Dane a prisoner. Escaping, Dane trails the gang and engages them in a gunfight while his horse Tarzan goes for help.