Johnny Mack Brown's Universal western series was drawing to a close when Cheyenne Roundup was released in mid-1943. Brown is herein cast in a dual role, as honest Gils Brandon and his less-than-honest brother Buck. Pursued by lawman Steve Rawlins (Tex Ritter), Buck tries to pass himself off as the upright Gils.
While the Civil War rages on between the Union and the Confederacy, three men – a quiet loner, a ruthless hitman, and a Mexican bandit – comb the American Southwest in search of a strongbox containing $200,000 in stolen gold.
When Rangers Lucky and his brother chase outlaws, the brother is killed. To find the killer Lucky quits the Rangers and robs the bank. This gets him into the outlaw gang where he learns of their next raid. Sneaking out at night he tells his girl friend who must now convince the Sheriff that Lucky is not an outlaw and that he must sent his men out to catch the gang.
An outlaw calling himself Passin' Through halts his "evil" ways long enough to help out some children in difficulty.
A man who's a dead ringer for the leader of an outlaw gang kills the gang leader, then takes his place to try to bring the gang to justice.
Set one hundred years ago, outlaw Johnny Madrid, after narrowly escaping death, goes on the run with the hangman's sensuous daughter Esmeralda by his side.
A gringo gunman and two Mexican families fight a bandit and his gang.
A Tornado in the Saddle starred Russell Hayden as the new sheriff of Crestview. Hot on the trail of a gang of claim jumpers led by Dalton and Slim, the novice lawman also has to deal with hotheaded wrangler turned deputy Bob Wilson, whom he is constantly forced to fight, but only after prudently removing his sheriff's star.
A weary gunfighter attempts to settle down with a homestead family, but a smouldering settler and rancher conflict forces him to act.
Hayden enters the lawless prairie in which criminals have had free reign to manipulate the innocent settlers.
US marshal Sundown Jim Majors main purpose in life is to bring a deadly frontier feud to a peaceful end. This requires him to clean out the local criminal element, which he does with determination.
A mysterious preacher protects a humble prospector village from a greedy mining company trying to encroach on their land.
A former outlaw becomes a Wells Fargo guard, but when the stagecoach is robbed, he becomes a wanted man once again.
Two championship rodeo partners travel to New York to find their missing friend, Nacho Salazar who went missing there.
'The Oilprince' is an unscrupulous businessman. He looks forward to a lucrative deal with the "Western Arizona Bank'. He sells the bank oil wells at Shelly Lake that do actually not exist. The Oilprince learns that the colonists would like to settle at Shelly Lake. So The Oilprince exchanges the scout of the settlers by one of his minions to give them another route. But soon The Oilprince has to recognize that he has not counted on Winnetou, the righteous leader of the Apaches, and his blood brother Old Surehand.
The Rangers are after Yackey and his gang. Posing as an outlaw, Dave arrives as Panhandle's prisoner and works his way into the gang. Tex arrives and joins Wright's committee. Tex plans a trap for the gang but things go awry when the gang catches Tex and the Committee catches Dave and both are about to be hung.
A family of homesteaders taken captive by a gang of outlaws. Their survival comes to rest in the hands of Irene: a loud-mouthed 12-year-old girl who's got an uncanny knack for shooting guns.
A young outlaw gets involved with a gang of crooks. When he tells them he is breaking away, they threaten to pin a false murder charge on him. But he is rescued and reformed by his sister, and an undercover agent for the express company.
A US marshal goes undercover to bust up a bunch of rustlers.
McCord's gang robs the stage carrying money to pay Indians for their land, and the notorious outlaw "The Oklahoma Kid" Jim Kincaid takes the money from McCord. McCord stakes a "sooner" claim on land which is to be used for a new town; in exchange for giving it up, he gets control of gambling and saloons. When Kincaid's father runs for mayor, McCord incites a mob to lynch the old man whom McCord has already framed for murder.