Because you like Erin Brockovich in Erin Brockovich

A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.

Robin Scherbatsky is a former teen pop star who loves dogs and is scared of relationships. See them in How I Met Your Mother.

Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.

The Hastings family is old and powerful, and Spencer will do anything to continue excelling. See them in Pretty Little Liars.

Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.

Oliver Tate is extremely articulate but hopelessly awkward. That's not a recipe for teenage happiness. See them in Submarine.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

This mathematical genius doesn't have time for small talk; Alan Turing needs to break Enigma, the Nazi's cipher machine. See them in The Imitation Game.

Good-natured, sensitive, and introspective, Mason is on a lifelong path to finding himself. See them in Boyhood.

Alfredo Linguini can whip up five star meals effortlessly. Just don't look under his hat. See them in Ratatouille.