Because you like Malcolm Crowe in The Sixth Sense
The Hastings family is old and powerful, and Spencer will do anything to continue excelling. See them in Pretty Little Liars.
An aristocrat-turned-tomb-raider, Lara Croft does her best thinking while plunging off cliffs. See them in Lara Croft: Tomb Raider.
Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.
Make sure not to anger the Hulk or else he will transform into a giant green monstrosity and smash anything in his way. See them in Marvel Cinematic Universe.
Carl Fredricksen is a crotchety old man who may just have it in him to take one last, great adventure. See them in Up.
Norma Bates may look like a harmless housewife, but don't let that fool you. See them in Bates Motel.
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.
Amy March blends her naturally artistic spirit with a sense of practicality. See them in Little Women.
A great galactic bounty hunter, Samus Aran is not as good at expressing emotions. See them in Metroid.
George Costanza is short, stocky, bald, neurotic, and the self-proclaimed "king of the idiots." See them in Seinfeld.