Because you like Eliza Doolittle in My Fair Lady

There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.

Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.

Nate Archibald is confident, shrewd and trying to do the right thing. But that isn't always easy on the ruthless Upper East Side. See them in Gossip Girl.

Intelligent Adele is soft spoken yet brimming with emotion. See them in Blue is the Warmest Color.

Emily Gilmore is the DAR chair, proud grandmother, and full of opinions. See them in Gilmore Girls.

Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.

A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.

The singer and ukulele player of her girl band, Sugar "Kane" Kowalczyk is the life of a party and the woman of a man's dreams. See them in Some Like It Hot.

Don't let his old age fool you, Heihachi Mishima is a ruthless pragmatist who values self-reliance above all else. See them in Tekken .

You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.

Mark Sloan is the best plastic surgeon and biggest playboy the hospital's ever seen. See them in Grey's Anatomy.