Because you like Mrs. Hughes in Downton Abbey

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

Whether she's working as a mild-mannered assistant or an all-powerful superhero, Kara Danvers is defined above all by her huge heart. See them in Supergirl.

Clementine is a beacon of innocence in a dangerous, deadly world. See them in The Walking Dead (Video Game).

If Jack Torrance is one of his moods, you'll be the unlucky victim of the most bone-chilling, sinister yellers around. Bring your own axe. See them in The Shining.

Rue Bennett has been overprescribed and under-supervised her entire life. See them in Euphoria.

Wearing couture pinstripe suits over his cut abs, banker Patrick has a way with the ladies. But his relationships never end well. See them in American Psycho.

Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.

Adults call him troubled and kids call him crazy, but Donnie Darko is too busy following the instructions of a giant bunny rabbit to care. See them in Donnie Darko.

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.

Effy Stonem is cool and collected with a wry smile on her face and a cigarette between her lips. See them in Skins.

Accessing more than 10 percent of your brain can do strange things to anyone, and Lucy is Exhibit A. See them in Lucy.

Elio Perlman likes the piano, peaches, and his father's new research assistant a little too much. See them in Call Me by Your Name.