Jean Reno, Gary Oldman, Natalie Portman and Danny Aiello star in LEON: THE PROFESSIONAL, a go-for-broke thriller about a professional assassin whose work becomes dangerously personal. Calling himselfa "cleaner", the mysterious Leon (Reno) is New York's top hitman. When his next-door neighbors are murdered, Leon becomes the unwilling guardian of the family's sole survivor - 12-year-old Mathilda (Natalie Portman), but Mathilda doesn't just want protection; she wants revenge. Training her in the deadly tricks of his trade, Leon helps her track the psychotic agent (Oldman) who murdered her family.