Because you like Brian Griffin in Family Guy

A born psychopath, don't expect Michael Myers to understand the difference between right and wrong. See them in Halloween.

It's a race against time to develop his theory of the origins of the Universe before Stephen Hawking's body and mind give out. See them in The Theory of Everything.

A majestic ruler, Mufasa is respected throughout the animal kingdom. See them in The Lion King.

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

Chuck Bartowski is a sweet, laid-back electronics store/top secret government employee. See them in Chuck.

Shaggy might be a bit of a slacker, but his heart and his stomach are usually in the right place. See them in Scooby-Doo.

Disgust is a friend who makes sure you stay away from all things gross. See them in Inside Out.

Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.

Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.

Pure charm, flirty and fashionable, Lando Calrissian will make sure to get the job done when necessary. See them in Star Wars Series.

Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.

Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.