After a group of violent lepers escapes from a sanitarium, - robbing several farms, residents of the town demand the the sheriff - take action. Meanwhile, a local criminal joins forces with the lepers - to commit even more robberies. As the disfigured madmen keep the - entire town indoors with its reign of terror, the sheriff has no - choice but to call on the only man who can help--legendary wrestling - superhero, Santo!

Santo vs. The Riders of Terror

Aynı adlı kitaptan uyarlanan filmde, Mexico City'de polis departmanının başında olan Arturo "El Negro" Durazo'nun, kaçınılmaz olarak düşüşüne yol açacak suçlarına ve eksantrik hayatına tanık oluyoruz.