Because you like Denny Duquette in Grey's Anatomy
A suave demon, Crowley grants humans their wishes in exchange for their soul, only to find loopholes that benefit him. See them in Supernatural.
Andy Bernard is a preppy Cornell grad who's very likely to break into an acapella performance. See them in The Office.
Anna Karenina doesn't want to be a respectable woman any more. She thinks respect was invented to cover the empty place where love should be. See them in Anna Karenina.
A childlike space cadet, Brittany Pierce has a surprisingly open-minded spirit. See them in Glee.
Taystee Jefferson is always down for a laugh and to help a friend out. See them in Orange Is The New Black.
Aldo Raine is in the killing Nazi business. And as he says, business is a-boomin'. See them in Inglourious Basterds.
Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.
Despite Norman Bates' typically kind and shy personality, he is also prone to occasional violent outbursts. See them in Bates Motel.
A cruel pirate, Captain Hook still fancies himself a gentleman. See them in Peter Pan.
Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.
A librarian and aspiring Egyptologist, Evie O'Connell would rather have her own adventures than just read about them. See them in The Mummy.
K-2SO is a blunt and sarcastic reprogrammed Imperial droid who is always up for an adventure. See them in Rogue One.