Because you like Rosa Diaz in Brooklyn Nine-Nine

It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.

Murph is inquisitive, compassionate, and stubborn, with a passion for science she shares with her dad. See them in Interstellar.

Li Shang will make a man out of you—even if you're a girl. See them in Mulan.

Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.

Just because he rules Hades, doesn't mean he can't be fun! See them in Hercules.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

A dedicated hedonist, Jack Harkness appreciates raunchy stories, stiff drinks, and excellent bottoms. See them in Doctor Who.

Sometimes being a supportive girlfriend like Ophelia doesn't work out too well. See them in Hamlet.

You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.

Joe West is overprotective and secretive when his children are involved. See them in DC Extended Universe.

Jack Skellington is a nightmare-man with a soft heart and smooth voice. See them in The Nightmare Before Christmas.

Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.