Superargo and the Faceless Giants
A masked wrestler/superhero goes up against a madman and his army of robots.
Starring Giovanni Cianfriglia, Guy Madison, Luisa Baratto, Diana Lorys, Aldo Sambrell, Tomás Blanco, Sergio Testori, Valerio Tordi, Aldo Bufi Landi, Valentino Macchi
Watch "Superargo and the Faceless Giants" on Amazon Prime released in 1968. It's a action & adventure and science-fiction movie, and has a rating of 4.3 out of 10 from Imdb which is fairly low for this kind of movie.