If you liked this movie, you should also see: The Girl Next Door (2007)The Ninth Configuration (1980)Youth Without Youth (2007)A Mighty Heart (2007)The Thomas Crown Affair (1968)
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.