Best Horror of September: ‘The Substance,’ Samara Weaving, ‘Aliens Vs. Avengers’ and More

"Welcome to Horror Explorer, a curated column showcasing the month’s best movies, series, books and everything else spooky worth checking out. I’m William Earl, the editor of Variety.com and the publication’s resident horror enthusiast. Please drop me a line at wearl@variety.com if there’s something I should check out for next month’s missive..."