Because you like Ryan Stone in Gravity

All the world's a stage, and Missy Piggy's never one to give up the spotlight. See them in The Muppet Movie.

Lyra Belacqua is prone to getting in trouble, but she's also clever enough to get out of it. Most of the time. See them in The Golden Compass.

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

Jacob Black is the boy next door who's also the wolf next door. See them in Twilight.

Kathy is a natural caretaker who strives to find hope in even the darkest of times. See them in Never Let Me Go.

Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

Jack Frost would rather crack a joke or throw a snowball than take anything seriously. See them in Rise of the Guardians.

John Yossarian is trapped in irony as he must be insane to leave the war but if he does try to leave, he'll be deemed sane and will be forced to stay, See them in Catch-22.

There's no obstacle too great for this charismatic treasure-hunter. See them in Uncharted.