Nugget Clark has been having his stagecoaches wrecked and Marshal Rocky Lane arrives to investigate. The foreman of a nearby mine is stealing part of the mecury output and selling it in Mexico. Nugget's house has a direct pipeline from the mine and they are trying to drive him into bankruptcy to obtain his ranch. Rocky is quickly aware that the Foremen is behind Nugget's holdups but they are also onto Rocky when he accidently drops his badge during a fight.
as Rocky Lane (as Allan "Rocky" Lane)
as Black Jack
as Nugget Clark
as Jim Boylan
as Lieutenant Dan Booker
as Walter Fleming
as Kathy
as Henchman Mike
as Henchman Spec Matson
as Deputy Marshal (as Edward Cassidy)
as Major Seeley
as Henchman
as Sergeant
as Henchman Tom (uncredited)