Johnny Mack Brown

Tex Ritter

Fuzzy Knight

Jennifer Holt

Harry Woods

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.

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.

Hayden enters the lawless prairie in which criminals have had free reign to manipulate the innocent settlers.

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 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.

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.

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.

In 1867, a gang robs a bank and flees into the desert. Out of water, the outlaws encounter a ghost town called Yellow Sky and its only residents, a hostile young woman and her grandfather.

A bounty hunter trying to bring a murderer to justice is forced to accept the help of two less-than-trustworthy strangers.