Serial killer movies have always been popular, since they speak to common fears and the common fascination with the dark side of the human soul. Since the dawn of cinema, there have been crime movies. In fact, some of the most influential movies of a century ago dealt with serial killers, showing the timeless appeal of these ideas. As movies have evolved over the years, there have always been serial killers on screen, just in different guises. The changing faces of movie killers over the years have reflected the filmmaking trends and social attitudes of the time. Starting in the…