Because you like Ford Prefect in The Hitchhiker's Guide to the Galaxy

Matt Flamhaff is not too concerned about being part of the popular crowd. Too bad his best friend is. See them in 13 Going on 30 .

Once described as a "beautiful, tropical fish," Ann Perkins exudes warmth, and unlike most of her friends she also has common sense. See them in Parks and Recreation.

Lazy and cynical‚ Bernard Black is the ultimate curmudgeon. See them in Black Books.

Bodhi Rook is a defected pilot for the Galactic Empire dead set on destroying the Death Star. See them in Rogue One.

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

R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.

The destroyer, Drax lives for one thing and one thing only: revenge. See them in Marvel Cinematic Universe.

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

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.

Aldo Raine is in the killing Nazi business. And as he says, business is a-boomin'. See them in Inglourious Basterds.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.