Directed by Franco Giraldi | Starring: Robert Woods, Manuel Zarzo, Fernando Sancho, Leo Anchóriz

Ranch owner MacGregor has seven sons and oldest Gregor leads his brothers to Las Mesas, a small town where they want to sell horses. They get into trouble with local people who are related with evil Santillana. After getting imprisoned and losing their horses they decide to go after Santillana's gang.

IMDb Seven Guns for the M... movie posters