Because you like Bill S. Preston in Bill & Ted's Excellent Adventure

Although she's only six, Hushpuppy is a tough girl ready to stand up to terrifying, pre-historic beasts after the storm. See them in Beasts of the Southern Wild.

Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.

Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.

An upbeat, fun-loving teen, Sora would do anything for his friends. See them in Kingdom Hearts.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

Egon Spengler prefers collecting spores, molds, and fungus to interacting with people. See them in Ghostbusters.

Taystee Jefferson is always down for a laugh and to help a friend out. See them in Orange Is The New Black.

Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.

There are rumors that the Spirit was an Egyptian Pharaoh in his past, but without any memories, he doesn't know how true they are. See them in Yu-Gi-Oh! .

Dutiful, composed, and aloof, Sun Bak is the fighting force behind her team of eight "sensates" who are telepathically linked. See them in Sense8.

Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.

A machete-wielding mass-murderer, Jason Voorhees is a terrifying blank slate. See them in Friday the 13th.