Santo en El tesoro de Drácula
Starring Santo, Aldo Monti, Noelia Noel, Roberto G. Rivera, Carlos Agostí, Alberto Rojas 'El Caballo', Pili González, Jorge Mondragón, Gina Morett, Fernando Mendoza
It's a thriller and action & adventure movie, and has a rating of 4.9 out of 10 from Imdb which is fairly low for this kind of movie.
Watch it here
Not found streaming from Chile.