Because you like Bodhi Rook in Rogue One

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

Wanderer is a Soul, a parasite sent into a host to take over their body, extracting information from them and colonizing their species. See them in The Host.

Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.

Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.

The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.

He's a get rich or die tryin' kind of raccoon. See them in Marvel Cinematic Universe.

The only constant in Night Vale is Cecil's hypnotic voice. See them in Welcome to Night Vale.

A Berlin-based locksmith by day, Wolfgang Bogdanow is a world-class thief by night. He can also see out of other people's eyes, but that's a different issue. See them in Sense8.

Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.

Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.

Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.

Simon Spier has long known that he's gay, but he doesn't know how to open up about that – even to his closest friends See them in Love, Simon.