Helena Bonham Carter on Harry Potter and the Deathly Hallows: 'I don't want to be remembered as a sadomasochistic witch'

Helena Bonham Carter on Harry Potter and the Deathly Hallows: 'I don't want to be remembered as a sadomasochistic witch'. Helena Bonham Carter (aka Bellatrix in the Harry Potter films) talks to Julia Mueller about the franchise's legacy and her career move from heroine to villainess