Mexican with Mustache Held Like a Slave by Vigonza (uncredited)
Renowned gunman Richard Martin is traveling on a train, held up by Billy Kane, a former student of Martin's. Kane spares Martin, but only after shooting his hands. Years later, Martin meets an escaped convict, wrongly convicted for the train robbery. Martin trains his new student and both men seek out Billy Kane.
Chamaco finds himself on the wrong end of a firing squad after tracking an ex-Confederate to interrogate him about General Beauregard's missing gold. He's saved by a stranger who calls himself Stuart (Byrnes). Stuart claims to know the location of Beauregard's strongbox, and so Chamaco takes him to Blake's camp. After a sort of initiation by the gang, Stuart leads Blake's men back across the border to Durango to retrieve the gold. Source: SWDB www.spaghetti-western.net
A young deserter from the army returns to the place where his father has been killed by a family of Mexican landowners. The task is not easy as he is alone in his efforts to avenge his father's death.