In 1921, England is overwhelmed by the loss and grief of World War I. Hoax exposer Florence Cathcart visits a boarding school to explain sightings of a child ghost. Everything she believes unravels as the 'missing' begin to show themselves.
- Genre: Horror, Thriller, Mystery
- Studio: BBC Films, StudioCanal, Creative Scotland, Origin Pictures, Lipsync Productions
- Keyword: suicide, england, classroom, investigation, supernatural, murder, haunting, teacher, author, fear, estate, con, discovery, ghost, governess
- Cast: Rebecca Hall, Dominic West, Imelda Staunton, Isaac Hempstead-Wright, Lucy Cohu, Cal Macaninch