A Bullet for the General (1967)

El Chuncho's bandits rob arms from a train, intending to sell the weapons to Elias' revolutionaries. They are helped by one of the passengers, Bill Tate, and allow him to join them, unware of his true intentions.

Directed by: Damiano Damiani

Starring: Gian Maria Volonté, Klaus Kinski, Martine Beswick, Lou Castel, Aldo Sambrell, José Manuel Martín

Links: IMDb, Movie posters, Movie stills