Halloween is upon us, which means it’s time to dim the lights, dip into the your stash of chocolate bars and revisit some of those memorable horror movies that scared you, uh, witless. From the gothic terror of Frankenstein to the shower scene in Psycho to a possessed child in Poltergeist, horror flicks have been messing with our heads and sending shivers down our spines for nearly a century. Once strictly B-movie fare, directors like Alfred Hitchcock, Ridley Scott and Stanley Kubrick turned the genre into an art form, ensuring that their eerie creations would live forever in our nightmares. But how well do you really know your horror classics? Can you remember all the terrifying villains, gory special effects and blood-curdling plot twists, or were you too busy hiding under the covers? Take our horror movie trivia and find out. Just don’t blame us if you hear something scratching at the door afterward. (If you don’t see the quiz below, please refresh your browser.)