In Old New Mexico

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.

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.

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.

Cisco and Pancho set out to clear their names in a series of stage robberies committed by two thugs who are impersonating them.

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.

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.

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.

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.

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.

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.

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.

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.

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".

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.

The Kid (Duncan Renaldo) masquerades as a government inspector in this pleasant, and pleasantly tuneful, Cisco Kid series entry. Learning that his old friends have been killed and Manuel Gonzales (Tito Renaldo) wrongly accused of cattle rustling by corrupt district officer Miguel Sanchez (George J. Lewis), the Kid assumes the identity of the murdered government official.