Because you like Kate Beckett in Castle

Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.

Cutting ties with her con-artist friends, Sarah Manning is creating a better life for her daughter by taking on the identity of the deceased Beth. See them in Orphan Black.

Raven Reyes may be a deliquent, but she's also the youngest zero-gravity mechanic who fixed a 130-year old escape pod to make it through the descent to Earth. See them in The 100.

Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.

A brilliant "extractor," Dom Cobb has spent the past few years running from the authorities and his inner demons. See them in Inception.

Willow Rosenberg may be a witch who can defeat the forces of evil, but she still gets emotional over kittens on the Internet. See them in Buffy the Vampire Slayer.

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

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

Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.

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