Because you like Vesper Lynd in Casino Royale

Stranded on Mars, Mark Watney is armed with quick wits, an electronic diary, disco music, and an undying resolve to make it back. See them in The Martian.

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

Nadine Franklin likes to wallow in her misery almost as much as she likes to torment her mother. See them in The Edge of Seventeen.

April Ludgate doesn't like sunshine. She's more of a blood and guts kinda girl. See them in Parks and Recreation.

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

Rose Hathaway is a reckless, rebellious smartass who's training to be a royal vampire guardian. See them in Vampire Academy.

Mystique is a shape-shifting mutant who, after too many disappointments, does not want to co-exist with humans. See them in X-Men Series.

Her interests include martial arts, interrogation, and hacking. Natasha Romanoff is the ultimate spy. See them in Marvel Cinematic Universe.

Indiana Jones is a swashbuckling archeologist who hates snakes, Nazis, and priceless artifacts falling into the wrong hands. See them in Raiders of the Lost Ark.

An aristocrat-turned-tomb-raider, Lara Croft does her best thinking while plunging off cliffs. See them in Lara Croft: Tomb Raider.

Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.

Rhodes has to trust his conscience to guide him through a political struggle that could change the very shape of modern warfare. See them in Marvel Cinematic Universe.