Lash and Fuzzy sent to help John Watson with his stage line arrive to find him murdered. Recognizing the outlaws they trail them to their leader Baxter. But before Baxter can tell who the big boss is he is shot. After getting the stage through to assure the mail contract, Lash now realizes who the boss is.
The coming of the railroad to Cedar City spells the end of the stagecoach as the government gives the mail contract to the fastest means of delivery. McCord loses the stagecoach line gambling with the new buyer, but has enough hidden money to buy a ranch and some cattle. To make more money, he starts a gang to rob the railroad, express offices and steal cattle. But the railroads send out special agent Cameron to end his reign of violence.
Stodge City is in the grip of the Rumpo Kid and his gang. Mistaken identity again takes a hand as a 'sanitary engineer' named Marshal P. Knutt is mistaken for a law marshal. Being the conscientious sort, Marshal tries to help the town get rid of Rumpo, and a showdown is inevitable. Marshal has two aids—revenge-seeking Annie Oakley and his sanitary expertise.
After the train station clerk is assaulted and left bound and gagged, then the departing train and its passengers robbed, a posse goes in hot pursuit of the fleeing bandits.
In order to obtain a stage coach mail contract, a new road must be built. A gang of outlaws try to prevent the building of the road.
Outlaw Jesse James is rumored to be the 'fastest gun in the West'. An eager recruit into James' notorious gang, Robert Ford eventually grows jealous of the famed outlaw and, when Robert and his brother sense an opportunity to kill James, their murderous action elevates their target to near mythical status.
A small-town sheriff in the American West enlists the help of a disabled man, a drunk, and a young gunfighter in his efforts to hold in jail the brother of the local bad guy.
Double-crossed and left without water in the desert, Cable Hogue is saved when he finds a spring. It is in just the right spot for a much needed rest stop on the local stagecoach line, and Hogue uses this to his advantage. He builds a house and makes money off the stagecoach passengers. Hildy, a prostitute from the nearest town, moves in with him. Hogue has everything going his way until the advent of the automobile ends the era of the stagecoach.
When Rocklin arrives in a western town he finds that the rancher who hired him as a foreman has been murdered. He is out to solve the murder and thwart the scheming to take the ranch from its rightful owner.
Jesse W. Haywood (Don Knotts) graduates from dental school in Philadelphia in 1870 and goes west to become a frontier dentist. Penelope "Bad Penny" Cushing (Barbara Rhoades) is offered a pardon if she will track down a ring of gun smugglers. She tricks Haywood into a sham marriage as a disguise. Haywood inadvertently becomes the legendary "Doc the Haywood" after he guns down "Arnold the Kid".
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.
A gang of bandits takes control of Tucson in preparation for the arrival of a consignment of gold, with only a band of voluntary soldiers trying to outwit them and save the town.
The two brothers Trinity and Bambino are exchanged by two federal agents and take advantage of the situation to steal a huge booty hidden in a monastery by a gang of outlaws.
Questions arise when Senator Stoddard attends the funeral of a local man named Tom Doniphon in a small Western town. Flashing back, we learn Doniphon saved Stoddard, then a lawyer, when he was roughed up by a crew of outlaws terrorizing the town, led by Liberty Valance. As the territory's safety hung in the balance, Doniphon and Stoddard, two of the only people standing up to him, proved to be very important, but different, foes to Valance.
A cowboy turns bounty hunter to pay off his debts.
Bounty hunters seek shelter from a raging blizzard and get caught up in a plot of betrayal and deception.
Union officer Kerry Bradford escapes from a Confederate prison and races to intercept $5 million in gold destined for Confederate coffers. A Confederate sympathizer and a Mexican bandit, each with their own stake in the loot, stand in his way.
John Russell, disdained by his "respectable" fellow stagecoach passengers because he was raised by Indians, becomes their only hope for survival when they are set upon by outlaws.
Two investigators for a stagecoach company are assigned to find out why the company's stages keep being ambushed. They discover that the culprits are white men disguised as Indians, and they set out to discover who is behind the plot.
Dan Evans, a small time farmer, is hired to escort Ben Wade, a dangerous outlaw, to Yuma. As Evans and Wade wait for the 3:10 train to Yuma, Wade's gang is racing to free him.