Halloween.Hannibal Lecter, Michael Myers and Norman Bates are just some of the horror characters who have lingered across generations, whether through the staying power of their original movies or franchise reboots designed to revitalise characters for a new audience.The best horror movies might be subjective to personal taste but, through the power of review aggregate sites and audience scores, it’s possible to discern some measure of the most revered horror films in existence.Review aggregate site Rotten Tomatoes has compiled a list of the 200 best horror movies based on the critics score and audience rating, alongside the number of reviews and its year of release. You can check out the top 20 for 2023 below.Ridley Scott’s sci-fi horror Alien came out on top, which follows the Nostromo crew as they encounter the deadly xenomorph species.