This is an excellent dark horror comedy directed by Gilberto Martinez Solares. Casimiro (German Valdez-Tin Tan) is a security guard at a wax museum. Well, he's supposed to be guarding the museum's security but Casimiro has a problem staying awake for very long. his sleeping habits are about to get him in trouble, unknown to Casimiro, his boss, the museum owner is also a mad scientist who steals a mummy from an exhibit and tries to bring it back to life but the mummy turns out to be a Werewolf, that is Universal's Werewolf potrayed by Lon Chaney Jr. who escapes into the night terrorizing the local city streets and the mayhem begins. This enjoyable Mexican comedy-horror spoof was imported to the U.S. by Jerry Warren and completely butchered and re-edited into a mess entitled "Face of The Screaming Werewolf". This isThe Full, Original Uncut, Unedited, Unbutchered, Mexican Version in Spanish with English subtitles on DVD-R.