It

Tim Curry (as Pennywise) Harry Anderson (as Richie Tozier) Dennis Christopher (as Eddie Kaspbrak) Richard Masur (as Stan Uris) Annette O'Toole (as Beverly Marsh) Tim Reid (as Mike Hanlon) John Ritter (as Ben Hanscom) Richard Thomas (as Bill Denbrough) Jonathan Brandis (as Bill Denbrough - Age 12) Brandon Crane (as Ben Hanscom - Age 12) Adam Faraizl (as Eddie Kaspbrak - Age 12) Seth Green (as Richie Tozier - Age 12) Ben Heller (as Stanley Uris - Age 12) Emily Perkins (as Beverly Marsh - Age 12) Marlon Taylor (as Mike Hanlon - Age 12) Olivia Hussey (as Audra Denbrough) Sheila Moore (as Señora Kaspbrak) Jarred Blancard (as Henry Bowers - Age 14) Chris Eastman (as Belch) Gabe Khouth (as Patrick) Michael Ryan (as Tom Rogan) Venus Terzo (as Cyndi) Frank C. Turner (as Al Marsh) Sheelah Megill (as Sharon Denbrough) Chelan Simmons (as Laurie Anne Winterbarger) Merrilyn Gann (as Señora Winterbarger) Susan Astley (as Tía Jean) Claire Vardiel (as Arlene Hanscom) Garry Chalk (as  Coach) Terence Kelly (as Officer Nell) Steve Makaj (as Padre de Ben) William B. Davis (as Sr. Gedreau)

based on novel or book clown supernatural flashback miniseries evil horror thriller