Because you like Hurley Reyes in Lost

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

Juno MacGuff is hoping sarcasm will get her through the stress of teenage life. And also, teenage pregnancy. See them in Juno.

Mark Zuckerberg has achieved everything he's ever wanted, and he's proving to the world how brilliant he is. But happiness eludes him. See them in The Social Network.

Don't mess with Mickey Milkovich unless you want to see the wrong side of one of his many guns. See them in Shameless.

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

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

A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.

A tough tomboy with a protective streak, Maximum Ride is a human-bird hybrid. See them in Maximum Ride.

Annie Walker can bake a beautiful cupcake, but everything else in her life is a mess. See them in Bridesmaids.

When you live your life in public, like Mima Kirigoe, it's hard to know who you really are. See them in Perfect Blue.

Dominic Toretto lives his life "a quarter mile at a time", and he burns through those miles faster than anyone. See them in The Fast and the Furious.

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