The Housemaid is a 2022 psychological thriller novel by Freida McFadden and published by Bookouture. Set on Long Island, the novel follows a young maid for a wealthy family with dark secrets. The novel was a commercial success and was adapted into a film in 2025, with Sydney Sweeney and Amanda Seyfried in leading roles. No. 1 on The New York Times Fiction best seller list for 3 weeks, from the issue of January 11, 2026 (Grand Central Publishing). Wiki link