Because you like Alex DeLarge in A Clockwork Orange
Just because Dracula wants to suck your blood doesn't mean he's not a gentleman. See them in Dracula.
A champion of chivalry, Don Quixote is dutifully bringing good to the world—even when others think he's out of his mind. See them in Don Quixote.
It’s usually the good-looking, charismatic, play-by-their-own-rules types that get everyone into trouble, and Tyler Durden is Exhibit A. See them in Fight Club.
Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.
If Lisbeth Salander can hurt a bastard who deserves it by digging up stuff about him, she feels good. See them in The Girl with the Dragon Tattoo.
Hans Landa doesn't seem to have issues with Jews, but he hunts them because he's determined to do his job well. See them in Inglourious Basterds.
Hayley Stark is a sarcastic 14-year-old with an unusual passion. See them in Hard Candy.
Marge Gunderson embodies the very best of the American Midwest. She's kind, friendly, and fiercely honest. See them in Fargo.
Major Marquis Warren is a talkative, sharp-eyed, and cold-hearted Civil War soldier-turned-bounty hunter. See them in The Hateful Eight.
Can you be reckless and still be in control? Neil McCormick hopes so. See them in Mysterious Skin.
It's certainly easier to get great footage of crimes when you can guarantee they'll happen. See them in Nightcrawler.