The Shuttered Room is a 1967 British horror film directed by David Greene and starring Gig Young and Carol Lynley as a couple who move into a house with dark secrets. It is based on a short story of the same name by August Derleth and H. P. Lovecraft. The film has also been re-released under the title Blood Island. Although set in the US, the film was shot in Cornwall and Norfolk, England. The film features a large, half-brick, half-timber watermill, which is destroyed by fire in the closing scenes. The building used was Hardingham Mill on the River Yare in Norfolk.