Because you like Jim Moriarty in Sherlock

Arizona Robbins loves being a pediatric surgeon, and the cute orthopedic surgeon downstairs makes coming into work worth her while. See them in Grey's Anatomy.

A responsible kid, Hugo Cabret is still capable of flights of fancy. See them in Hugo.

Pro: Johan Liebert is handsome and charming. Con: he's also a sociopathic killer. See them in Monster (TV Show).

Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.

After being resurrected and discovering his new morphing abilities, Alex Mercer uses them to combat the virus now ravaging New York. See them in Prototype Series.

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

A dreamy space cadet, Luna Lovegood has never met a conspiracy theory she didn't believe in. See them in Harry Potter Series.

Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.

More of a sex symbol than a crime-stopper, the original Silk Spectre has now become the ultimate superhero stage mom. See them in Watchmen.

A secret smoker, Margot Tenenbaum has plenty more secrets where that came from. See them in The Royal Tenenbaums.

Jesse Tuck dreams of finding someone to join his unusual family. See them in Tuck Everlasting.