But, first, what exactly makes a movie terrifying, anyway? Is it the fear of the unknown? The thing that goes bump in the night? The next door neighbor who might be a serial killer? At the end of the day, everyone has different things that scares them, including me. Everyone has different tastes. Sometimes, one person’s tame movie is another’s nightmare hellscape. With that said, it’s likely some of these you’ve watched before and never want to watch again (for whatever reason). Allow me to change your mind with these terrifying movies you should revisit. Want to know about more movies that freaked us out as kids? You need to check out 25 Movies That Scared Us As Kids. Want to know more about horror movies? Then gird your loins, because you’ll want to read about the 25 Most Terrifying Horror Movies Villains.