Because you like Peter Venkman in Ghostbusters
Newt Scamander is more comfortable with animals than people, even if the animals are super-dangerous magical creatures. See them in Fantastic Beasts and Where To Find Them.
Usually the life of the party, Laszlo is now seriously planning the vampiric takeover of the New World. Or at least Staten Island. See them in What We Do In The Shadows.
Remy Hadley is a closed book—a cynical, super-smart closed book. See them in House M.D..
Calling Alicia Florrick a "good wife" is damning this smart, capable, thoughtful woman with too-faint praise. See them in The Good Wife.
Thanks to the contributions of this 14-year-old, the world is only occasionally destroyed by his grandfather. See them in Rick and Morty.
Maya Lambert is an obsessive intelligence officer with tunnel vision leading toward Osama bin Laden. See them in Zero Dark Thirty.
Mike Wheeler loves Dungeons and Dragons, even after his real life starts imitating the game. See them in Stranger Things.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.
A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.
Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.