After the out-and-out success that was Netflix's The Haunting of Hill House, the ghoulish ghost story's follow-up, The Haunting of Bly Manor, is one of the most highly anticipated series out there. Series creator Mike Flanagan is, of course, hard at work adapting Stephen King's Doctor Sleep for the big screen, but Bly Manor is coming quickly down the pipeline; we already know it's based on Henry James’ 1898 novella The Turn of the Screw and that Hill House stars Oliver Jackson-Cohen and Victoria Pedretti are set to return. But Flanagan apparently …