Taslatch
Phyllis Coates, TV's erstwhile Lois Lane, essays one of her largest film roles in Blood Arrow. Coates is cast as a devout Mormon girl whose mission is to transport smallpox vaccine to her friends and neighbors. Unfortunately, this requires her to journey through hostile Indian territory. Appointing themselves as the girl's unofficial protectors are Indian scout Scott Brady, trapper Don Haggerty and (reluctantly) gambler Paul Richards.
Outlaw
A cowboy stampedes a Rebel plot with a Union spy posing as a dance-hall girl.
Krutch (uncredited)
When an Indian chief is murdered in a hateful town, a sympathizing ex marshal tries to stop the Indians from attacking for revenge.
The coming of the railroad to Cedar City spells the end of the stagecoach as the government gives the mail contract to the fastest means of delivery. McCord loses the stagecoach line gambling with the new buyer, but has enough hidden money to buy a ranch and some cattle. To make more money, he starts a gang to rob the railroad, express offices and steal cattle. But the railroads send out special agent Cameron to end his reign of violence.
Henchman (uncredited)
Ex-cavalry buddies, Rex and Slim, band together to capture a wild stallion, solve a murder and thwart the killers from cheating a boy out of his inheritance.
Stagecoach Driver (as Robert Shahan)
When newcomers Whip and Bob break up a saloon fight they are made town Marshals. This puts then in the middle of the range war between large ranch owner Howard and the small ranchers. Everyone thinks Howard is the culprit but Whip believes otherwise.
Henchman
Jim Bannon is back as enduring cowboy hero Red Ryder in Eagle-Lion's Roll, Thunder, Roll. As ever, Ryder's cohorts are Little Beaver and the Duchess, here played by "Little Brown Jug" (aka Don Kay Reynolds) and Marin Sais. This time, Ryder tries to prove that a series of cattle raids and ranch fires were not the handiwork of masked Mexican do-gooder El Conejo (I. Stanford Jolley).
