In the horror genre, there is a litany of blood-soaked, jump scare-heavy films which exist to elicit screams from any audience and very little else. Every now and then, a horror film comes along that manages to terrify its viewer while also serving as a deeply insightful metaphor for real-world issues. Whether it's the commentary on inherited mental illness in Hereditary, the biting social critique of race and class in Get Out, or The Babadook analysing childhood trauma, horror is often at its best when it has something...