Goldtown Ghost Riders (1953)

When Ed Wheeler shoots Jim Granby, Gene brings him in. But Wheeler says even if Granby dies he cannot he charged because he has already served 10 years for Granby's supposed murder. Then in flashback Wheeler relates how he and Granby founded Goldtown based on an exaggerated supply of gold and how when Granby blackmailed him, he thought he killed him and confessed to the murder.