Ari Aster said during a Q&A after an Egyptian Theatre screening of “ Hereditary ” (via Gold Derby ) that he wrote a prequel to his 2018 horror hit, but doesn’t have any plans to shoot it. “I wrote a prequel to this,” Aster said on Sunday night. “It never feels like the right time. It’s a prequel, not a sequel, so I don’t know where this goes.” “Hereditary” was Aster’s feature directorial debut, and it put him on the map as a must-watch filmmaker in the horror genre. Starring Toni Collette, Alex