It 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 and Vertigo Entertainment, and distributed by Warner Bros. Pictures, it is intended to be the first installment in a planned duology. The novel was previously adapted into a 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 directed by Andy Muschietti and written by Chase Palmer, Cary Fukunaga, and Gary Dauberman. Jaeden Lieberher and Bill Skarsgård star as Bill Denbrough and Pennywise the Dancing Clown, respectively, with Jeremy Ray Taylor, Sophia Lillis, Finn Wolfhard, Wyatt Oleff, Chosen Jacobs, Jack Dylan Grazer, Nicholas Hamilton, and Jackson Robert Scott in supporting roles.
Shot in Southern Ontario, principal photography began in the Riverdale neighbourhood of Toronto on June 27, 2016, and ended on September 21, 2016. Other Ontario locations included Port Hope and Oshawa.
It premiered in Los Angeles on September 5, 2017 and was released in the United States on September 8, 2017. The film received positive reviews upon release, with critics praising the acting, direction and faithfulness to the novel, and many calling it one of the best King adaptations.