This list comprises characters in fiction who exhibit behaviour consistent with classical psychopathy and/or Antisocial Personality Disorder (Sociopathy). Note also that most evil geniuses and supervillains are portrayed as psychopaths/sociopaths.
In film and literature * Hannibal Lector is the archetypal fictional sociopath. He also exhibits behaviour consistent with sadism. * Lord Voldemort, the evil wizard from Harry Potter has been described by author JK Rowling as a psychopath although he is more like a sociopath. * Count Olaf, the arch-villain from A Series of Unfortunate Events by Lemony Snickett is a classic example of a sociopath and Jim Carrey the actor who played him in has called him a sociopath and a megalomaniac. * Vincent from Collateral is a down to earth example of a modern day sociopath. * Jadis the White Witch from The Chronicles of Narnia by CS Lewis is undoubtedly a psychopath. * Lord Cutler Beckett from Pirates of the Caribbean exhibits psychopathic tendenices. * Agent Smith from The Matrix is an excellent example of a non-human psychopath.
Comic books *The Joker and most Batman villains are portrayed as psychopaths. *Freeza from DragonBall Z exhibits psychopathic behaviour.
In television * The Master the arch-enemy of the Doctor from Doctor Who has been described as a psychopath and a sociopath. The Daleks from the same series are also psychopathic as the result of genetic engineering as are the Cybermen.
Other * Makuta, the ultimate evil in Lego's Bionicle has been described by author Greg Farstey as a sociopath although it is more likely he is a psychopath. * The Duke from My Last Duchess perhaps the most famous of all Victorian monologues is a classic example of a psychopath although he is never referred to as such. * Doctor Neo Cortex and his master Uka Uka from the Crash Bandicoot series of games are both psychopathic.