Because you like Billy Costigan in The Departed

A premier member of the leather cat-suit club, Selene can chill you with a stony look, or ice you with her ninja moves. See them in Underworld.

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.

Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.

Manipulative, conniving, and ruthless, Mr. Gold is enigmatic no matter what world he's in. See them in Once Upon a Time.

A hurricane of a human being, Marla Singer is destructive and unforgettable. See them in Fight Club.

Bucky Barnes used to be a good-hearted American soldier. Now he's the cold-hearted Winter Soldier. See them in Marvel Cinematic Universe.

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

This isn't the Captian Hook of your nightmares; he's charming and devilishly handsome. See them in Once Upon a Time.

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

Donna Carmichael is a free-spirited single mom and gracefully aging hippie. See them in Mamma Mia!.

Nandor is a relentless vampire who never admits he's wrong, loves glitter, and can't use a tablet. See them in What We Do In The Shadows.

Cady Heron is the new girl in town who's also new to the world of high school, period. See them in Mean Girls.