Creator Andy Muschietti reveals just how involved Stephen King was in the development of the upcoming IT prequel show, Welcome to Derry.

Andy Muschietti has revealed his three-season plan for the upcoming prequel series Welcome to Derry, which is all about Bill Skarsgard's Pennywise. "It’s a story that’s based on the interludes of the book.

Do we need a TV show spinoff based on Stephen King's IT? We're getting one on HBO this year, and it actually sounds pretty interesting.

Welcome to Derry creator Andy Muschietti reveals that each season will be set in a different decade, with season 1 starting in 1962.

The shapeshifting creature's history of terror extends far beyond those two special battles – and if filmmaker Andy Muschietti has his druthers, fans will get a much better sense of that intense scope via his expansive vision for the HBO series IT: Welcome To Derry.

Welcome to Derry. It: Welcome to Derry is a forthcoming HBO series based on Stephen King's It novel, which was published in 1986. Muschietti - who directed 2017's It and 2019's It Chapter Two - is developing the series alongside Barbara Muschietti and Jason Fuchs.