Because you like Jane Hawking in The Theory of Everything

When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..

Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.

Trevor Phillips is an unpredictable maniac who tortures people for no reason. See them in Grand Theft Series.

A resourceful ship systems engineer, Isaac Clarke does his best to batttle the infection spreading across space. See them in Dead Space.

Yippee-ki-yay! John McClane doesn't go down without a fight. See them in Die Hard.

Nomi Marks is a brilliant hacker with an open-minded, accepting spirit. See them in Sense8.

After years of being a nerdy loner, Seth Cohen can't wait to shower charm on his newfound friends. See them in The O.C..

After surviving a CIA mission that was supposed to kill him, ex-military man John Reese bets it all on a chance to redeem himself. See them in Person of Interest.

Beca Mitchell fancies herself an edgy loner, but it turns out being part of a group can be aca-amazing. See them in Pitch Perfect.

Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.

Neytiri is an accomplished woman with no patience for stupidity. See them in Avatar.

Nemo is a small fish in a vast ocean, but he dreams of seeing it all. See them in Finding Nemo.