Under Mexicali Stars(1950)

Mountie Matt O'Brien is assigned to escort Miss Owens to a remote outpost. But when he finds an illegal mining operation there that is smuggling gold across the border, his superior Sgt. Means orders him to leave.

In the midst of the Civil War, Lassiter has a plan to get control of California. Working out of St. Joseph, he plans to send forged messages to the troops on the west coast via Pony Express. First he attempts to bribe Pony Express ride Roy Rogers. When Roy refuses he turns to the outlaw Johnson and his gang and this leads to trouble.

Set on the Mexican border in 1850, Bad Men of the Border was the first of seven Universal Westerns starring handsome Kirby Grant, a former singer from Montana who had earlier acted under the name Robert Stanton. The series, Universal's last attempt at competing with Republic Pictures' many streamlined B-Westerns, also featured the bucolic Fuzzy Knight as Grant's sidekick. Grant and Knight are undercover U.S. marshals tracking down a gang of counterfeiters. To their surprise, they are soon assisted by a beautiful Mexican dancehall performer, Dolores Mendoza (Armida), who proves to be an undercover agent as well, in her case for the Mexican rurales headed by Captain Garcia (Francis McDonald).

Kate Diamond owns the Roaring Falls Trading Post from where she directs her gang's gun-smuggling to the Indians. After she short-changes smuggler Stacey, his men attempt to steal the hidden guns, and attack her foreman Nebraska, but he is saved by Jimmy and "Cannonball" on their way to file a homestead claim at Canyon City. Jimmy renews a long acquaintance with Sheriff Harris and his daughter Jessica. The sheriff is wounded by half-breed Danny when he finds a rifle hidden in the latter's wagon, but Jimmy captures the outlaw, a go-between for Kate and the Indians.Wounded and in bed, Sheriff Harris ask Jimmy not to tell Jessica that she is only adopted and that Nebraska is really her father, although he believes her to be dead.

The happy Indians live in Antelope Valley and Eddie is the new Indian Agent. Everything seems fine until the town selectmen want the valley occupied by the Indians because it contains silver. So they hire outlaw Indians and Chico to start trouble hoping that the army will forcibly remove them from the valley and they will claim it. But Father Sullivan and Eddie believe the Indians are being wronged even though they cannot convince anyone else.

It's Wild Bill Elliot as Wild Bill Hickok in the Columbia B-western Lone Star Vigilantes. Returning from Civil War duty, Hickok, Tex Martin and Cannonball find that their Texas home town is under the rule of Colonel Monroe, a bush-league dictator with his own police force. In true Hitlerian fashion, Monroe extorts huge sums of money from the populace, terrorizing them into silence. Our three heroes set about to put an end to Monroe's regime, with time out for Tex Ritter's musical interludes.

On vacation at his ranch, western actor Roy quickly finds himself involved with a horse rustling operation and a boy ward of one of the rustlers, leading to the kidnapping of Roy's trick horse Trigger by the gang with a demand for ransom.

A singing cowboy roams the Wild West with his sidekick, dancing horse and fancy wardrobe.

Jimmy Wakely wishes to sell to the government a group of wild mustangs which he has captured and trained for rancher Matt Blake. The competition is Flora Carter, the owner of a near-by ranch. The army colonel in charge decides to buy the winning horses of a cross-country race. Flora has her henchmen, led by Sam Phelps resort to foul means in order to try to win the race.

Two peanut vendors at a rodeo show get in trouble with their boss and hide out on a railroad train heading west. They get jobs as cowboys on a dude ranch, despite the fact that neither of them knows anything about cowboys, horses, or anything else.

James Kincaid controls the local water supply and plans to do away with the other ranchers. Government agent Sandy Saunders arrives undercover to investigate Kincaid's land swindle scheme, and win the heart of one of his victims, Fay Denton.

U.S. Deputy Marshal Roy investigates the disappearance of a government agent who has come to Dale's father's Ladder A Ranch. The bad guys want the land the ranch sits on because they know an oil pipeline is planned through this location.