Warning: Hereditary spoilers ahead ... was the leader of a cult that worships the demon Paimon, which needs a human body as its host. On-screen, Paimon is considered the god of Ellen's group ...

The 2018 film Hereditary has been extremely well-received by critics and a lot of horror fans, but what is it about the film that makes it so scary? Sure, there's an evil cult of demon worshippers ...