The Professional/Characters

Leon
A mysterious assassin living alone. He ends up 'adopting' his young next-door neighbour after her family is murdered. Played by Jean Reno.
 * Adorkable
 * Anti-Villain: Type I
 * Badass
 * Badass in a Nice Suit
 * Badass Longcoat: Covering an even more badass rig for his pistols, silencer, spare magazines, grenades and bolt cutters.
 * Career Killers
 * Determinator
 * Even Evil Has Standards: "No women, no kids."
 * Hitman with a Heart
 * Loners Are Freaks: before meeting Mathilda
 * Noble Demon
 * Trademark Favorite Food: Gotta have his milk.
 * Villain Protagonist

Mathilda
An intelligent and tough young girl who becomes Leon's protege following the death of her family. Played by Natalie Portman.
 * Abusive Parents
 * Enfant Terrible
 * Fille Fatale
 * Hot For Teacher: Develops a crush on Leon
 * Little Miss Badass
 * Little Miss Snarker
 * Woobie, Destroyer of Worlds
 * Woobie, Destroyer of Worlds

Norman Stansfield
A corrupt DEA agent who slaughters Mathilda's family. Played by Gary Oldman.
 * Ax Crazy
 * Big Bad
 * Dangerously Genre Savvy
 * Dirty Cop
 * Evilly Affable
 * Hair-Trigger Temper
 * Hand Cannon: Stansfield packs a snubnose .44 Magnum.
 * Large Ham
 * The Sociopath
 * Sophisticated As Hell
 * Villainous Breakdown: EV-ERY-ONE!!
 * Wicked Cultured: He is a fan of both Mozart and Beethoven, specially Beethoven.
 * And Brahms.