Wen Wright

Hoppy goes undercover as a gambler from the East when Bar 20 cattle are stolen by unknown rustlers. Brennan/Talbot are twin brothers (one a casino owner, the other a rancher) and Hoppy believes they provide alibis for each other while one is out committing crimes. Hoppy gets a job in the casino to learn more but is exposed when a gambling gunslinger notices him. (imdb)

Fur thieves, who murder trappers when they refuse to give up their pelts at a low price, occupy the attention of the Royal Northwest Mounted Police. The leader of the gang is Victor Renaud (Dick Curtis), also the mayor of the small Canadian town where the gang is headquartered. Lucky Kerrigan is broken from the mounted service for apparent disobedience to orders, which results in the death of a fellow Mountie. (imdb)

A mysterious night rider, who wears a mask and rides a horse that makes no hoof-beat sounds, has been terrorizing the countryside. The locals call him "The Whispering Skull." Texas Rangers Tex Haines and Dave Wyatt are sent to solve the mystery.