Because you like Catherine Linton in Wuthering Heights

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.

This android may not have emotions, but Lt. Commander Data's curiosity about humanity is endless. See them in Star Trek: The Next Generation.

Sarcastic and always complaining, C3PO is a droid that despite his quirks you always want by your side. See them in Star Wars Series.

As a doctor-in-training, John Dorian should have his head in the game. But most of the time, it's in the clouds. See them in Scrubs.

Eliot Waugh is the unspoken leader of his group of friends at a school for magic. See them in The Magicians.

David Nolan is a noble fairy tale prince with the heart of a hero, regardless of whether he can remember his past or not. See them in Once Upon a Time.

A caring, curious, and considerate android, Vision could crush your skull if he had to. But he'd rather not. See them in Marvel Cinematic Universe.

An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.