Because you like Roger Sterling, Jr. in Mad Men

Samantha Jones is a try-sexual who'll try anything once. See them in Sex and the City.

Pengiuns, turtles, and all things scientific is where Sam's expertise lies. Girls are uncharted territory, but Sam is trying to branch out. See them in Atypical.

A suave manipulator, Sebastian Valmont is valiantly fighting off a developing conscience. See them in Cruel Intentions.

Jenny Flint is a devoted wife and daring crime fighter, which is pretty unconventional for a Victorian maid. See them in Doctor Who.

Kim Kelly is a high school bully who's normally in a bad mood. But there's a softer side to her. See them in Freaks and Geeks.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

Shawn Hunter may be a bit of a rebellious bad boy, but he has a heart that's pure gold. See them in Boy Meets World.

For Jack Pearson, the best thing about having triplets is giving three times the love. See them in This Is Us.

Xander Harris' life motto: laugh in the face of danger and then hide until it goes away. See them in Buffy the Vampire Slayer.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

Charlotte is ready to embrace connection in a strange place. See them in Lost in Translation.

Jeff Winger thinks he's too cool for school, which is a problem because he just enrolled in community college. See them in Community.