Most actors want their faces to be instantly recognizable, but there's a small group of thespians who have made very successful careers with their visages covered up. If you ran into one of them on the street you probably wouldn't recognize them, but after they disappear into their costumes and makeup, they become creatures you wouldn't want to meet in a dark alley.
See the faces of the actors who portrayed some of the scariest villains in horror movie history.