Léon (1994) (AKA: Léon: The Professional)

IMDB: 8.5/10

12-year-old Mathilda is reluctantly taken in by Léon, a professional assassin, after her family is murdered. An unusual relationship forms as she becomes his protégée and learns the assassin's trade.

Untraceable

IMDB: 6.2/10

FBI agent Jennifer Marsh is tasked with hunting down a seemingly untraceable serial killer who posts live videos of his victims on the Internet. As time runs out, the cat and mouse chase becomes more personal.