Because you like Leonard "Bones" McCoy in Star Trek

There is never a dull moment with Jim Moriarty: expect booze and sing alongs in between all of the homicide. See them in Sherlock.

Guillermo is the best servant a vampire could ask for. For years now. Not that he's counting. See them in What We Do In The Shadows.

Margaery Tyrell is one of the most adept and charming liars there is. See them in Game of Thrones.

GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.

A powerful priestess, Melisandre is shrouded in mystery and lots of red. See them in Game of Thrones.

Eddie Brock is a big-hearted investigative journalist who is going through the world's weirdest identity crisis. See them in Venom.

Michael Scofield is no criminal, and he didn't get jailed by accident. See them in Prison Break.

Patrick's time as a fake psychic made him a master manipulator. But he now seeks to only use his talent for good. See them in The Mentalist.

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

Once a handsome prince, the Beast is now a grumpy, furry, monster. It's hard to pinpoint which mammal he resembles the most. See them in Beauty and the Beast.

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.