When her father, the Marsh King, escapes from prison, Helena must rely on all her survival skills to confront him for all the years he kept her and her mother captive in the wilderness.

Title from title frames; credits from title frames and container. Videodisc release of the 2023 motion picture. Based on the book by Karen Dionne. Wide screen. Special features (Blu-ray and DVD): optional director audio commentary; "The art of survival: making The Marsh King's daughter" featurette; theatrical trailer.