Because you like Howard Wolowitz in The Big Bang Theory

Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.

Christine Daae has been secretely taking lessons from a phantom musician. It sounded less creepy in her head. See them in The Phantom of the Opera.

Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.

A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.

Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.

Merciless and manipulative, Queen Ravenna is determined to become the fairest of them all. See them in Snow White and the Huntsman.

Gina Linetti views herself as a sort of life coach/influencer to the rest of the office. She's not so keen on the "work" aspect of her job. See them in Brooklyn Nine-Nine.

Cinderella will sacrifice herself to keep her family's memory alive. See them in Cinderella (Live Action).

Nick Carraway is the perfect observer: always there for the events, but never too involved. See them in The Great Gatsby.

Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.

Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.

A meek schoolteacher, Mary Margaret Blanchard can't remember her past as a spirited, swashbuckling Snow White. See them in Once Upon a Time.