Filming would have begun on the Lighthouse set at Hastings Point on August 11, 2017, and ended later that month. Filming took place in Newfoundland and Labrador. Willem Dafoe finished up his part by late September. On October 13, James Wan announced that Patrick Wilson had wrapped. Filming on location took place in Morocco by mid-October, which included the cities of Merzouga and Erfoud. Principal photography wrapped on October 21, 2017.
