Léon, the top hit man in New York, has earned a rep as an effective "cleaner". But when his next-door neighbors are wiped out by a loose-cannon DEA agent, he becomes the unwilling custodian of 12-year-old Mathilda. Before long, Mathilda's thoughts turn to revenge, and she considers following in Léon's footsteps.
Adam Busch (born July 6, 1978 in East Meadow, New York) is an American actor who played the recurring character Warren Mears on the television series Buffy the Vampire Slayer. He first appeared on Buffy in season 5, in an episode called "I Was Made to Love You". Description above from the Wikipedia article Adam Busch, licensed under CC-BY-SA, full list of contributors on Wikipedia.