Because you like Klaus Heissler in American Dad!

There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.

This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.

Jasper Jordan is trying his best to make it through the night. See them in The 100.

Few can match this dwarf when it comes to self-confidence. Gimli is as eager for a good time as he is for a fight. See them in The Lord of the Rings.

Combining an innocent face with an insatiable bloodlust, Eli recruits friends to join the vampire way of life. See them in Let the Right One In.

A ruthless militant, Raza will do anything to take down Tony Stark. See them in Marvel Cinematic Universe.

An inter-dimensional demon, Bill Cipher dreams of a more chaotic Gravity Falls. See them in Gravity Falls.

Despite being at the bottom of the social hierarchy in school, Eric Effiong is an upbeat student who loves makeup and fashion. See them in Sex Education.

Squidward Tentacles is a pretentious clarinet player in search of peace and quiet. See them in SpongeBob SquarePants.

A life spent as "Number Two" is bound to give Diego Hargreeves an inferiority complex. See them in The Umbrella Academy.

Jim Stark is a teen torn apart by what the world asks of him. See them in Rebel Without A Cause.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.