Because you like Paulie Bleeker in Juno

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.

A jealous woman is dangerous. A jealous assassin woman like Elle Driver is even more so. See them in Kill Bill vol. 1.

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.

With the loyalty and pluckiness of a puppy, Nana Komatsu is a hopeless romantic. See them in Nana.

Leonard "Bones" McCoy is passionate, moral, and ready to stitch you back together. See them in Star Trek.

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

In constant agony, Ava Starr will do anything to give up the superpowers that are slowly killing her. See them in Marvel Cinematic Universe.

Roger Kint is a nervous, weak, ham-handed criminal. We think. See them in The Usual Suspects.

Combining an innocent face with an insatiable bloodlust, Eli recruits friends to join the vampire way of life. See them in Let the Right One In.

Elena Gilbert is the quintessential girl-next-door who gets involved with the new "boy" at school. See them in The Vampire Diaries.

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

M. Bison is a diabolical megalomaniac hell-bent on dominating the world. See them in Street Fighter.