Because you like Liesl von Trapp in The Sound of Music

Elizabeth Harmon loves to win at chess, but competitive pressure and her past are taking a toll. See them in The Queen's Gambit.

Relentlessly cheerful and optimistic, Erin Hannon is an office receptionist. See them in The Office.

Anna Karenina doesn't want to be a respectable woman any more. She thinks respect was invented to cover the empty place where love should be. See them in Anna Karenina.

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

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.

A determined and cold-hearted spy, Cassian Andor will do what it takes to stand up to the evil Galatic Empire. See them in Rogue One.

Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.

A house elf, Dobby is loyal, compassionate, and yearning for freedom. See them in Harry Potter Series.

Bumbling, jolly, and loyal, Rubeus Hagrid has the uncanny ability to make the best of a bad situation. See them in Harry Potter Series.

Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.

K-2SO is a blunt and sarcastic reprogrammed Imperial droid who is always up for an adventure. See them in Rogue One.