During the Civil War, a Union spy, Andrews, is asked to lead a band of Union soldiers into the South so that they could destroy the railway system. However, things don't go as planned when the conductor of the train that they stole is on to them and is doing everything he can to stop them. Based on a true story.

After railroad agents forcibly evict the James family from their family farm, Jesse and Frank turn to banditry for revenge.

One of the last bills signed by President Lincoln authorizes pushing the Union Pacific Railroad across the wilderness to California. But financial opportunist Asa Barrows hopes to profit from obstructing it. Chief troubleshooter Jeff Butler has his hands full fighting Barrows' agent, gambler Sid Campeau; Campeau's partner Dick Allen is Jeff's war buddy and rival suitor for engineer's daughter Molly Monahan. Who will survive the effort to push the railroad through at any cost?

A town—where everyone seems to be named Johnson—stands in the way of the railroad. In order to grab their land, robber baron Hedley Lamarr sends his henchmen to make life in the town unbearable. After the sheriff is killed, the town demands a new sheriff from the Governor, so Hedley convinces him to send the town the first black sheriff in the west.

A Mexican bandit is about to be executed in the United States, so his brother takes over a train and holds the passengers as hostages unless his brother is released. Now both the Americans and Mexicans are baffled as to what to do. One of the passengers — who wrote the letter for their captor — has a suggestion: call mercenaries Hank Brackett and Johnny Reech. They do, and as expected they do come up with a plan, but the president of the railroad is not sure if it will work.

Just before the Civil War (but after the South has seceded), Southern saboteurs try to prevent railroad construction from crossing Kansas to the frontier; army captain Nelson is sent out to oppose them. As the tracks push westward, Nelson must contend with increasingly violent sabotage, while trying to romance the foreman's pretty daughter Barbara.

Grant MacLaine, a former railroad troubleshooter, lost his job after letting his outlaw, the Utica Kid, escape. After spending five years wandering the west and earning his living playing the accordion, he is given a second chance by his former boss.

About to marry Jim Plummer, Kate Foley runs off to Nevada when Ed Bagley convinces her a quick fortune can be made robbing gold shipments that are being transported by the railroad. In Bannock City she meets reformed-bandit Frank Plummer, posing as Frank Norris, brother of Jim Plummer, who has being going straight and working as an express shipment guard. Jim also shows up and plans a robbery by stealing a train and hiding it in an abandoned tunnel. The two brothers are on opposite sides of the law with the now-reformed Kate caught in the middle.

An old Chinese man rides into the town of Abalone, Arizona and changes it forever, as the citizens see themselves reflected in the mirror of Lao's mysterious circus of mythical beasts.

U.S. Marshal Johnny Mack Brown once again goes undercover in this Nevada Mckenzie series entry from Great Westerns Prod./Monogram. Masquerading as a parson and a drifter, Sandy Hopkins (Raymond Hatton) and Nevada Jack McKenzie (Mack Brown) come to the aid of the beleaguered residents of Goldville, a small ranching community being terrorized by greedy saloon keeper Ace Benton (Kenneth MacDonald) and his gang of cutthroats. Unbeknownst to the citizenry, the railroad is planning to build tracks through town and Benton is attempting to secure the land by scaring off the settlers.

Mine owner William Sharon keeps having his gold shipments held up by a gang of bandits. Sharon hires banker Charles Crocker, who happens to have connections in the Central Pacific Railroad, to build a spur line from Virginia City to Carson City, so that the gold can be shipped by railroad. Silent Jeff Kincaid is the railroad engineer. However there is opposition to the railroad, chiefly from another mine owner, Big Jack Davis.

Brandon, a surveyor, dreams of building a railway to the west. He sets off with his son, Davy, to survey a route. They discover a new pass which will shave 200 miles off the expected distance, but they are set upon by a party of Cheyenne. One of them, a white renegade with only two fingers on his right hand, kills Brandon and scalps him. Davy is all alone now.