Because you like Geordi La Forge in Star Trek: The Next Generation

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

Bob Parr is an ex-superhero now focused on being a dad, but he misses the action. See them in The Incredibles.

Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.

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

A consummate schemer with a knack for solving mysteries, Shawn Spencer has trouble taking anything seriously. See them in Psych.

Protecting Earth from mystical threats and training new members, Ancient One has her hands full with her latest recruit Stephen Strange. See them in Marvel Cinematic Universe.

The witty Aku would be an ideal dinner guest, if he weren't a demon. See them in Samurai Jack.

A gifted detective, Rust Cohle is as dark and twisty as any murderer he chases. See them in True Detective Season 1.

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

His name is Inigo Montoya and whoever killed his father should be prepared to die. See them in The Princess Bride.

A kind, sensitive medical intern doing the best he can, George O'Malley sometimes struggles to keep up. See them in Grey's Anatomy.

Luke Skywalker always wanted to leave home, but he didn't expect that it would be as part of a quest to rescue a princess and save the galaxy. See them in Star Wars Series.