The Housemaid author Freida McFadden reveals secret identity and unexpected day job Freida McFadden, whose novel The Housemaid was adapted into a thrilling blockbuster movie, has decided to "unmask" and share her real name with the world. 9 April 2026 The Housemaid author Freida McFadden has revealed her true identity as a brain doctor. Freida McFadden is the author behind The Housemaid The prolific writer, whose hit novel was adapted into the big screen thriller starring Sydney Sweeney and Amanda Seyfied, has decided "it's time" to reveal her true identity.