Christian Slater stars in this psychological thriller as Mark, an alienated teenager who uses his evil genius to manipulate his family and intimidate his peers. When a sensitive neighbor, played by
Lois Smith, offers to baby sit, her disturbing past and ripe vulnerability make her perfect prey for the reign of electronic terror Mark has in store. Slater's electrifying performance and the film's shocking climax will take you - A Step Beyond Insanity.