Because you like William Schofield in 1917

Xena's a warrior on a redemptive quest who excels in extreme sports and uses a whip to block axes in mid-air. See them in Xena Warrior Princess.

Accessing more than 10 percent of your brain can do strange things to anyone, and Lucy is Exhibit A. See them in Lucy.

Jacob Black is the boy next door who's also the wolf next door. See them in Twilight.

It's easy for Brian O'Conner to fake his way into the world of extreme racing because he's been popping cars since his teenage years. See them in The Fast and the Furious.

Christopher Turk is bringing his A-game to his next big challenge: becoming a surgeon. See them in Scrubs.

Gloria Delgado-Pritchett's big personality is rivaled only by her big heart. Wait, did we mention she's gorgeous? See them in Modern Family.

A premier member of the leather cat-suit club, Selene can chill you with a stony look, or ice you with her ninja moves. See them in Underworld.

With the loyalty and pluckiness of a puppy, Nana Komatsu is a hopeless romantic. See them in Nana.

The irrepressible Lucy Ricardo has never met a challenge she couldn't scheme her way into or out of. See them in I Love Lucy.

Bojack Horseman is a former sitcom star who loves sharing his opinions with anyone who will listen. Oh, and drinking. A lot! See them in Bojack Horseman.

Dimitri Belikov is a stoic vampire guardian who has the reserve, focus, and discipline of a soldier. See them in Vampire Academy .

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