Because you like Annie Wilkes in Misery
Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.
Marge Gunderson embodies the very best of the American Midwest. She's kind, friendly, and fiercely honest. See them in Fargo.
This cannibalistic villain may be a loner, but Killer Croc doesn't have problems with self-confidence. See them in Suicide Squad.
Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.
Combining an innocent face with an insatiable bloodlust, Eli recruits friends to join the vampire way of life. See them in Let the Right One In.
Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.
Sometimes being a supportive girlfriend like Ophelia doesn't work out too well. See them in Hamlet.
Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.
You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.
As Marlena Rosenbluth is finding out, confidence in the limelight doesn't always translate to power at home. See them in Water for Elephants.
Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.