Because you like Jim Lovell in Apollo 13

Make sure not to anger the Hulk or else he will transform into a giant green monstrosity and smash anything in his way. See them in Marvel Cinematic Universe.

Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.

Taking down villains, standing up to sexism, and pulling off a bright-red lipstick are all in a day's work for Agent Peggy Carter. See them in Marvel Cinematic Universe.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.

The only thing that can match Rose's looks are her hot temper and free spirit. See them in Titanic.

Jim Halpert is a master at the art of making it through the work day, including participating in an office Olympics. See them in The Office.

When Jessica Jones is not throwing back drinks, she's taking down bad guys with her strength, detective skills, and foul-mouthed insults. See them in Marvel Cinematic Universe.

People think that because Tris is small, or a girl, or a Stiff, she can't possibly be cruel. But they're wrong. See them in Divergent.

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

This wizard is never late, nor is he early. Gandalf arrives precisely when he means to. See them in The Lord of the Rings.

A good guy who's made some bad choices, Scott Lang is driven in his quest for redemption. See them in Marvel Cinematic Universe.