Leon and Mathilda are the main heroes from the film "Leon the Professional" (1994) written and directed by Luc Besson. It stars Jean Reno and features the motion picture debut of Natalie Portman. In the film, Léon (Reno), a professional hitman, reluctantly takes in 12-year-old Mathilda (Portman), after her family is murdered. Léon and Mathilda form an unusual relationship, as she becomes his protégée.

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