Episode 5, “29 Neibolt Street,” turns the season on its head when Matty Clements reappears to lure the kids into the sewers — only to morph into Pennywise. Co-showrunner Jason Fuchs has said the notion began life as a scrapped It: Chapter Two beat in which adult Mike Hanlon was secretly a manifestation of It. Fuchs explained the original version “felt like an interesting idea that was wrong” for the film, but it proved brutally effective once adapted for television.

How the reveal was staged

Series creators Andy and Barbara Muschietti and Fuchs deliberately delayed Bill Skarsgård’s face-off. “Pennywise should be a little bit like the shark in Jaws ,” Barbara said, adding, “it was important for us to delay the pleasure, or the terror.” Andy called it “a game of anticipation” to build

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