A composer, working in isolation on a score for a horror movie meets two women who used to know his house's former tenant. When the women disappear, he's forced to look into the film he's working on to determine what happened to them, and who's responsible. Written by
Brian J. Wright <email@example.com>
When the lights go out, the knife goes in.
Did You Know?
Director Lamberto Bava
said in an interview that he liked the American title for the film (A Blade in the Dark) much better than the Italian title (House of Dark Stairs). Bava felt that particular title captured the film much better. See more
Near the beginning of the movie the blade is seen cutting an adult magazine across the woman's right breast (from our point of view). Shortly afterwards when the composer examines the mysterious cuts in the magazine the slice marks appear across the left breast (from our point of view). See more