Helena, a woman living a seemingly ordinary life, hides a dark secret—her father is the infamous 'Marsh King', the man who kept her and her mother captive in the wilderness for years. After a lifetime of trying to escape her past, Helena is forced to face her demons when her father unexpectedly escapes from prison.
Daisy Ridley
Helena
Ben Mendelsohn
Jacob
Garrett Hedlund
Stephen
Caren Pistorius
Beth
Brooklynn Prince
Young Helena
Joey Carson
Marigold
Yanna McIntosh
Agent Lorna Illing
Gil Birmingham
Clark Bekkum
