In August 2016 BBC One announced it had commissioned a two-part, 2.5-hour television adaptation of the novel. The adaptation was written by John Brownlow and produced by The Forge in conjunction with the BBC and Masterpiece.[4][12] The series stars Anya Taylor-Joy as Nella, Romola Garai as Marin, Emily Berrington as The Miniaturist and Alex Hassell as Johannes.[13] Location filming in the Netherlands and the United Kingdom was completed in April 2017 and the series debuted in the UK on Boxing Day 2017.[14][4][13] Episode 1 was seen by 4.52 million viewers according to BARB's consolidated ratings, whereas Episode 2 was seen by fewer than 4.31 million and thus did not feature in the top 30 programmes for BBC1 in the week ending December 31, 2017.[15]