The play was adapted to the big screen as "Gaslight" (1940 British Film), and "Gaslight" (1944 American film), also known as "The Murder in Thornton Square" in the UK. The 1944 film received seven nominations at the 17th Academy Awards, including Best Picture, and won two, Best Actress (for Bergman) and Best Production Design. In 2019, the film was selected for preservation in the United States National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant".