Pioneer Justice (1947)

When three deputy marshals meet mysterious deaths near Buffalo Gap, the U.S. Marshal sends his top two trouble-shooters, Cheyenne Davis and Fuzzy Jones, to investigate. Cheyenne discovers that all the honest people in the vicinity are being driven from their lands by a gang led by Bill Judd. Further investigating disclose that a mysterious man is giving orders to Judd. Cheyenne rounds up the gang and its mysterious leader and restores law-and-order to Buffalo Gap.