Santo in the Vengeance of the Mummy
Santo en la venganza de la momia (original)
When Santo accompanies a troupe of archaeologists in the search for Aztec artifacts, they find the Mummy of an Aztec who leaves a warning to those who tamper with his resting place. The adventurers ignore the warning, and before long, the Mummy starts bumping them off one-by-one with his bow & arrow.
Starring Santo, Eric del Castillo, Mary Montiel, César del Campo, Carlos Ancira, Carlos Suárez
It's a action & adventure and horror movie, and has a rating of 5.2 out of 10 from Imdb which is fairly okay for this kind of movie.
Watch it here
Not found streaming from Italy.