Because you like Crowley in Supernatural
Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.
A cursed pirate captain, Barbossa is greedy, vengeful, and surprisingly cheeky. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
Baloo is a fun-lovin' bear who just needs the bare necessities of life See them in The Jungle Book.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.
Donkey is proof that if you're annoying enough you can change the world; he's the reason that his friend Shrek does, well, anything. See them in Shrek.
Don't tell anyone Kate Austen was under arrest when the plane crashed. See them in Lost.
James Wilson is a compassionate doctor who willingly plays the sidekick. See them in House M.D..
A scary monster on the outside, James P. Sullivan is really a softie on the inside. See them in Monsters, Inc..
He may seem like a charismatic leader, but Bellamy also has a ruthless, self-serving streak See them in The 100.
Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.
George Weasley likes to invent quirky joke products, play Quidditch, and cause poor Mrs. Weasley a lot of anxiety. See them in Harry Potter Series.