Because you like Brain in Pinky and the Brain

The bad boy medical intern might have a soft side‚ but you need to dig deep for it. See them in Grey's Anatomy.

Louis de Pointe du Lac is wanting to find a way of living that doesn't make him miserable. See them in Interview with the Vampire: The Vampire Chronicles.

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.

For Kazuya Mishima, the power of the Devil is now his and his alone. See them in Tekken .

Donna Carmichael is a free-spirited single mom and gracefully aging hippie. See them in Mamma Mia!.

Don't tell anyone Kate Austen was under arrest when the plane crashed. See them in Lost.

Bodhi Rook is a defected pilot for the Galactic Empire dead set on destroying the Death Star. See them in Rogue One.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

Sensual, wild, and with a penchant for controlled substances, Lily is a ballet dancer who isn't afraid to let loose. See them in Black Swan.

A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.