Because you like Mark Watney in The Martian

Seth is short-tempered, crude, and terrible at school, but hopefully there's nothing an epic party can't fix. See them in Superbad.

Ramona Flowers is a delivery girl who's been through her fair share of bad breakups. Super-bad breakups! See them in Scott Pilgrim vs. the World.

This lab mouse has one thing on his huge brain: trying to take over the world on a nightly basis. See them in Pinky and the Brain.

It turns out Dracula's son Alucard has some pretty severe daddy issues. See them in Castlevania.

Success for Eggsy Unwin means joining Kingsman, and failure could mean death. See them in Kingsman: The Secret Service.

It's certainly easier to get great footage of crimes when you can guarantee they'll happen. See them in Nightcrawler.

Blake Henderson is happiest smoking weed on the roof ‘til the end of time, but the real world just has a way of killing his vibe. See them in Workaholics.

Growing up isn't easy: Chihiro's parents turned into pigs, she's enslaved at a bathhouse for demons, and oh yeah, she's fading from existence. See them in Spirited Away.

Funny, bubbly, and relaxed, Emma has a magnetic personality that makes her the life of the party. See them in Blue is the Warmest Color.

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

Inmate "Crazy Eyes" is a poetic soul with some big, expressive eyes. See them in Orange Is The New Black.

Yuki Cross is a cheerful, funny, bold young woman with hidden insecurities. See them in Vampire Knight.