'Harry Potter and the Half-Blood Prince'(in theaters July 15) is shaping up to be the biggest movie of the summer (and that's saying something, given 'Transformer: Revenge of the Fallen''s massive box office). So we thought we'd remind you of the 13 meanest, vilest and most evil of the 'Harry Potter' villains to date by ranking them from bad to worse. Brace yourself for the onslaught -- then click through our countdown.
categories Features