Because you like John Book in Witness

Don't ask Rosa Diaz, a Brooklyn detective, to lighten up. Actually, to be safe, don't ask her to do anything! See them in Brooklyn Nine-Nine.

Haymitch Abernathy is a trainer for the tributes of District 12, although he's never sober enough to give much advice. See them in The Hunger Games .

Her unhappy childhood has left her unsure of the existence of happy endings. Mary Jane Watson hides her pain beneath a joke and a smile. See them in Marvel Cinematic Universe.

Nina Sayer finally landed the role of prima ballerina, but as tension ramps up in rehearsal, she starts losing her mind. See them in Black Swan.

It turns out the girl of your dreams just might have dreams of her own. See them in (500) Days of Summer.

An alien living in a temple shaped like a giant woman, Pearl enjoys ballet, fencing, and using her magical spear. See them in Steven Universe.

Remy could be a five star Michelin chef, the only problem is that he is quite literally a rat. See them in Ratatouille.

Chaos is what killed the dinosaurs, and there's nothing Jason "J.D." Dean loves more than chaos. See them in Heathers.

A hurricane of a human being, Marla Singer is destructive and unforgettable. See them in Fight Club.

Meticulous Arthur is always prepared, but he may not be ready to be the point man in the criminal world of dream sharing. See them in Inception.

Alyssa Foley is a blunt and crass teenage runaway. See them in The End of the F World.

When you live your life in public, like Mima Kirigoe, it's hard to know who you really are. See them in Perfect Blue.