U.S. Marshal Sam Nelson, posing as Sam Smith, infiltrates a California gold-boom town to identify three killers. He forms a partnership with card-sharp Alf Billings, whose skills complement Sam's gun expertise, hoping Billings will lead him to the suspects.
The Forty-Niners
A lone marshal, disguised as a notorious outlaw, delves into the mystery of a murdered colleague in the lawless gold rush territories of California.