Because you like Susan Mayer in Desperate Housewives

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.

Smart and sensitive Sam Winchester tried to escape the family business, but ghosts have a way of haunting you. See them in Supernatural.

It's hard to tell if Dean Winchester cares more about saving the world or his 1967 Chevy Impala. See them in Supernatural.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.

An escaped convict on a mission, Sirius Black is brooding, brave, and reckless. See them in Harry Potter Series.

He's an eccentric pirate making it up as he goes along. He's Jack Sparrow, savvy? See them in Pirates of the Caribbean: the Curse of the Black Pearl.

A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.

A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.