Because you like Billy Costigan in The Departed

Tracy Turnblad's got rhythm, and she's determined to share her dance moves with the world. See them in Hairspray.

Phoenix Wright is an easygoing defense attorney who is rarely defensive. See them in Ace Attorney Series .

Vivian Ward is a no-nonsense working girl with fairy-tale dreams. See them in Pretty Woman.

Daisy Buchanan is beautiful and rich, and seems to have it all. But beneath the glitter and the glam, things are more complicated for her. See them in The Great Gatsby.

Mike Lane is magnetic, beefy, and street-smart, but how long can he keep up with the red-light scene? See them in Magic Mike.

Whether she's working as a mild-mannered assistant or an all-powerful superhero, Kara Danvers is defined above all by her huge heart. See them in Supergirl.

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

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

Regina George is teen royalty. And anything the queen bee says, goes. See them in Mean Girls.

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

Smart, sarcastic, and loyal, Stiles Stilinski doesn't just want to be the sidekick in someone else's life. See them in Teen Wolf.

Regina Mills is a cold evil queen turned chilly town mayor. See them in Once Upon a Time.