It is a truth universally acknowledged that a horror movie with a domestic gross amounting to a small fortune must be in line for a string of sequels of ever-diminishing quality. Almost all of them are terrible, being licenses to print money and all. But every now and then, by some strange alchemy, one of them.. isn’t. Here are five of our favorites, and one that we’re clearly over thinking.

STOP PRESS: Michelle Williams is fabulous in My Week with Marilyn. As she is is literally everything else she’s ever made, ever. By rights, you should know her blood type and preferred cut of underwear by now – and if you don’t, then why are you lingering here and not ploughing straight into this Cheat Sheet? Go! Go!