Because you like Echo in Dollhouse

Effortlessly sexy, calm, and collected, Eric Northman is equally at home ripping off heads and flirting with waitresses. See them in True Blood.

Roger Kint is a nervous, weak, ham-handed criminal. We think. See them in The Usual Suspects.

Anakin Skywalker is said to be the chosen one, who will destroy the evil Sith. But he struggles with Jedi ideals as he grows in power. See them in Star Wars Series.

Quinn Fabray can become a monster when there is something she wants. See them in Glee.

Though he has a brilliant mind for mathematics, Christopher has a much harder time processing the rest of the world. See them in The Curious Incident of the Dog in the Night-Time.

Tony Stonem is the golden boy of Bristol. Problem is, he knows it. See them in Skins.

Not a great influence with her classmates, this 13-year-old "cool girl" likes to shoplift, chug alcohol, and snort crushed pills. See them in thirteen.

After surviving a CIA mission that was supposed to kill him, ex-military man John Reese bets it all on a chance to redeem himself. See them in Person of Interest.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

Driven yet empathetic, Emily Prentiss brings humanity to the pursuit of inhuman killers. See them in Criminal Minds.

Timid and a bit insecure, Amy Antsler has big dreams of activism and meeting new people. She's learning it's easier said than done. See them in Booksmart.

He may seem like a charismatic leader, but Bellamy also has a ruthless, self-serving streak See them in The 100.