It, retroactively known as It Chapter One, is a 2017 American supernatural horror film based on Stephen King's 1986 novel of the same name. Produced by New Line Cinema, KatzSmith Productions, Lin Pictures, Vertigo Entertainment, and distributed by Warner Bros. It is the first film in the It film series as well as being the second adaptation following Tommy Lee Wallace's 1990 miniseries. The film tells the story of seven children in Derry, Maine, who are terrorized by the eponymous being, only to face their own personal demons in the process. The film is also known as It: Part 1 – The Losers' Club.