When a sickly Victorian woman dies suddenly, a postmortem reveals that her body contains a fatal dose of arsenic. Suspicion falls on her husband and her companion, who are lovers. Inspector Martin of Scotland Yard solves the mystery of her … David Farrar, Geraldine Fitzgerald, Roland Culver, Jean Cadell, Mary Merrall, Harcourt Williams, Charles Heslop Added on Netflix 2023-02-04.