Because you like Tom Paris in Star Trek Voyager
Mac is a karate-chopping, beer-chugging schemer. See them in It's Always Sunny in Philadelphia .
Cinderella will sacrifice herself to keep her family's memory alive. See them in Cinderella (Live Action).
This barber doesn't cut hair. Sweeney Todd sends his clients down a chute to be baked into his partner-in-crime's pies. See them in Sweeney Todd: The Demon Barber of Fleet Street.
Once a handsome prince, the Beast is now a grumpy, furry, monster. It's hard to pinpoint which mammal he resembles the most. See them in Beauty and the Beast.
Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.
N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.
Keeping your cool is just as useful in the underworld as in war, and Michael Corleone is stone-cold. See them in The Godfather.
The Genie is the perfect buddy, granting every wish we might have and keeping life good-spirited. See them in Aladdin.
A suave demon, Crowley grants humans their wishes in exchange for their soul, only to find loopholes that benefit him. See them in Supernatural.
Sue Sylvester has a win-at-all-costs philosophy, a bizarre fixation on a school singing club, and a fashion style that involves a red tracksuit. See them in Glee.