Because you like O-Ren Ishii in Kill Bill vol. 1

It's hard to tell if Dean Winchester cares more about saving the world or his 1967 Chevy Impala. See them in Supernatural.

Dory is more than a little forgetful, but she'll always remember to have your back. See them in Finding Nemo.

Eleanor puts up a tough front, even when everyone else tries to tear her down. See them in Eleanor and Park .

Charming and confident, Gus Waters is determined to leave a lasting mark on the world. See them in The Fault in Our Stars.

Faced with inequality, Gale Hawthorne has a rebellious spirit that only grows. See them in The Hunger Games .

Nemo is a small fish in a vast ocean, but he dreams of seeing it all. See them in Finding Nemo.

What Ron Weasley lacks in motivation and book smarts, he makes up for in loyalty and street smarts. See them in Harry Potter Series.

Smart but insecure, Tally Youngblood is torn between what she wants and what her society demands. See them in Uglies.

A girl who grew up on stories, Meggie Folchart is as loyal and intrepid as one of her fictional heroines. See them in Inkheart.

Jenko was top dog in high school. Now he's bottom of the pack in the police academy. See them in 21 Jump Street.

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

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