Because you like Howard Wolowitz in The Big Bang Theory

Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.

Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.

Davos Seaworth is steadfast, intelligent, and trustworthy, which are hard traits to find in a place like Westeros. See them in Game of Thrones.

Greg Lestrade is gruff, loyal, and quietly competent. See them in Sherlock.

There's erratic, and then there's Senor Chang. See them in Community.

Cady Heron is the new girl in town who's also new to the world of high school, period. See them in Mean Girls.

Bolin is making jokes and pursuing fun and adventure. See them in The Legend of Korra.

People make more sense to the hyper-logical Temperance Brennan after they're dead. See them in Bones.

Be careful around Marie Laveau. There's no one more vengeful than a double-crossed voodoo queen. See them in American Horror Story.

Winston Bishop is sweet, thoughtful, and a little oblivious. And above, he's a loyal friend. See them in New Girl.

Chloe Decker's case should be open-and-shut. But something seems to be troubling her, something about Palmetto Street. See them in Lucifer.

Oscar Jarjayes is a sword-swinging, fearless Commander of the Royal Guard who cross-dresses as a man. See them in Rose of Versailles.