Veteran western performers Harry Carey and Marguerite Clayton appeared in three films together from 1923-1924: Desert Driven, Tiger Thompson and, perhaps their best, Canyon of the Fools.

Santa Fe, a tramp, is saved from a jeering mob in the desert town of Caliente by Annette, the sheriff's daughter; and after adopting Pard he gets a job as a porter in the bank. Santa Fe learns that the leading banker, Coulter, is in league with a band of outlaws, and when Coulter frames Dick Farwell, Annette's fiancé, Dick is suspected of robbery and is captured by the outlaws.

Ace owns just about everything around except for the Bank, which is owned by John Ware. Ace also has his eye on Judy, but Judy only has eyes for Clay. Since Ace is a crook, he holds up the stage and has his cronies swear that Clay was the bandit which gets Clay 10 years in jail. After he gets out in 5 for good behavior, Clay sets out to find who framed him and stole the stage strongbox. Since the ...

John Mason returns to the Sally Ann mine to claim his half share. Janet Cater also returns although her father lost his half share to Joe Ryan. Ryan and his gang are also there to get the gold. A mysterious Phantom is also present. Mason's plan to expose Ryan as an outlaw and to force him to turn his share to Janet works. But when distracted by the Phantom, John is made a prisoner by the gang.

Ken Maynard's exceptionally intelligent horse, Tarzan the Wonder Horse, is the star of this western about evil cowboy Steve Frazer (Welch) who gathers horses for slaughter, whose meat is sold to pet food manufacturers. The wild horse Tarzan frees the doomed horses from their corrals, and Frazer convinces the Sheriff that Tarzan is a threat and can be shot on sight. Local cowboy Ken Benson (Maynard...

Heading west, Ken and Bouncer end up at the Brooks ranch where Ken is to ride Tarzan in the big race. But both the Sheriff and Edmonds are after him and he must hide both himself and the horse until race time.

A Texas Ranger searches for his kidnapped sister.

John Mason returns to the Sally Ann mine to claim his half share. Janet Cater also returns although her father lost his half share to Joe Ryan. Ryan and his gang are also there to get the gold. A mysterious Phantom is also present. Mason's plan to expose Ryan as an outlaw and to force him to turn his share to Janet works. But when distracted by the Phantom, John is made a prisoner by the gang.