Santo vs. The Riders of Terror
Santo contra los jinetes del terror (original)
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!
Starring Santo, Armando Silvestre, Julio Aldama, Mary Montiel, Gregorio Casal, Ivonne Govea, Carlos Agostí, Carlos Suárez, Nathanael León 'Frankenstein', Gloria Chávez
It's a horror and action & adventure movie, and has a rating of 6.1 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Saudi Arabia.