Because you like Dale Cooper in Twin Peaks
CIA operative Carrie Mathison is on a self-assigned mission to follow a lead, whether it be the truth or just her delusions playing tricks. See them in Homeland.
George Costanza is short, stocky, bald, neurotic, and the self-proclaimed "king of the idiots." See them in Seinfeld.
Elaine Benes is a tough New Yorker who can hang with the guys, and date the ones who are "sponge-worthy." See them in Seinfeld.
Cosmo Kramer is an eccentric schemer whom you might know better as the "Assman." See them in Seinfeld.
Mr. Blonde is the undisputed leader of his pack of suited-up outlaws, with a stoic and serious demeanor, and a penchant for bloodshed. See them in Reservoir Dogs.
There can be no doubt that Ben Linus is a huge liar. But one man's lies are another man's necessary steps to protect his people. See them in Lost.
Kara "Starbuck" Thrace will beat you in cards, drink you under the table, then fly circles around you in her fighter plane. See them in Battlestar Galactica.
Beware! Anton Chigurh carries a coin with him, which he forces his victims to flip to decide whether they will live or die. See them in No Country for Old Men.
Free-spirited Annie Hall goes through life saying "La-di-da, la-di-da, la la." See them in Annie Hall.
Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.
Riggan Thomson is a washed-up movie star running from his inner demons. Alas those inner demons look just like the superhero he used to play. See them in Birdman.