A pioneer caravan is attacked by Indians, who greatly outnumber the pale faces. The whole party are massacred, with the exception of a year-and-one-half old baby, who being hidden by its mother, escapes detection. Whitey is a big, bashful cowpuncher, who secretly worships at the shrine of the only eligible woman in camp, a buxom widow.
Steve Packard is the ne'er-do-well son of an Arizona ranching baron. Upon his father's death, Steve returns from his days as a South Pacific beach bum to protect his father's estate, which has fallen into the hands of Steve's estranged grandfather. The grandfather's foreman, Joe Blenham, attempts to wrest the ranch from Steve's rightful inheritance, whether the means are legal or not.
Larry Connell arrives in a border town run by Sheriff Bull Weyman and Branch Doughty. Connell wins the sheriff's ranch at draw poker, but Weyman uses his influence with Judge Hyland to have Larry declared bankrupt. Larry attempts to fight foul with fair, but the sale of his cattle pushes him over the edge. Larry holds up Doughty and subsequently gets arrested, but escapes, intending to blow up the sheriff's office.
Colt Turner returns home eager to embrace his beloved partner Annie. His homecoming is met with a tense atmosphere, as Colt holds valuable information about the location of a legendary load of gold: the treasure of the famous Jesse James.
A deranged killer escapes into the Canadian woods. He tries to fool the locals by pretending he is a well known mystery writer, but the local Mountie starts to get suspicious.
Twelve-year-old Jody is on a wagon train trip with his father when they are attacked by renegade Comancheros led by the villain cut-throat. Jody sets out across country for home.
Barbara was amazed when she found out that Ripley was bringing her a Malaysian cat from the Orient. But what Ripley didn't know was that he was being followed by three Malaysians. On the night of his arrival, he handed the cat into the care of the Japanese valet Tatsu. Tatsu was murdered that same night. A mysterious wound from a poisoned dart proves that the assassin was a Malay.
Mildred Manning wants to experience the Wild West firsthand with her beau, Sir Charles Beverly. While Charles is gambling, Mildred is saved from two drunken cowboys by Del Burton. Del falls in love with Mildred and follows her back east.
The proprietor of the O.K. hotel is advertising for a "lady" cook. Meanwhile, a Chinaman is stealing all his trade. Sophie arrives in Snakeville and applies for the position. The proprietor engages her without a moment's hesitation.
"Hurricane" Smith (Francis Ford), head of a steamship company, plots to keep the railroad from entering the city. The map of the proposed route becomes the instrument by which Blake (Frank Baker) and Florence (Florence Gilbert) become targets of Smith's gang. Smith, however, didn't account for Pinto Pete (Ashton Dearholt), he of the spotted hand-- A wanted, whip-wielding rogue who comes to Florence's rescue.
Rex Allen ('Rex Allen'), a U. S. government veterinarian, rides into the picturesque town of Pine Rock, near the Canadian border, to take the place of the regular vet who is on vacation. Used to doctoring animals in Texas, Allen finds out that herein the heart of the fox-farming industry, he is to doctor the most finicky and high-priced of fur on four feet. On the farm of Mel Richards (Tom London), Allen learns the habits of the valuable creatures from Richard's niece, Jane (Mary Ellen Kay, and her ten-year-old brother Danny (Jimmy Moss'), and on his own learns that the trusted owner of the trading post, Steve Baxter (Roy Barcroft) heads a gang that is smuggling counterfeit money across the American/Canadian border in the fox cages.
No relation to the 1950 John Ford classic of the same name, Rio Grande is yet another rubber-stamp Charles Starrett western from the Columbia assembly line.
The tale of a mythical cowboy who appears in a corrupt logging town (circa 1940s) and with the aid of his slide guitar and a giant Hellbug, he's able to battle the evil Mayor and his equally selfish twin brother to clean up the logging town of Sourdough Creek.