The three-hour version of Doctor Sleep is divided up into six sections with the inclusion of six title cards interspersed throughout the cut, with names “Old Ghosts,” “Empty Devils,” “Little Spy,” “Turn, World,” “Parlor Tricks” and “What Was Forgotten.” This doesn’t exactly have the effect of making the film feel episodic, but it does add a kind of epic quality while also contributing a kind of psychological addition to the pacing by artificially demonstrating the story’s progress.
Article source: https://www.cinemablend.com/news/2550195/doctor-sleep-directors-cut-key-differences-from-the-theatrical-cut