13 episodesFirst aired 13 September 2013
Season four picks up six months after the town was pummeled by a violent meteor storm and Audrey and Duke vanished into thin air, leaving an injured Nathan marooned in Haven.
E1Sept 201344m
Duke is ejected from the barn and rescued by a young woman; Audrey is missing and the Troubles are worse than ever.
E2Sept 201343m
As charred bodies are uncovered around Haven, Duke must refocus Nathan to solve the case at hand.
E3Sept 201344m
Nathan and Dwight race to search for the trouble behind a series of exsanguinated corpses; Duke must convince his half-brother to leave Haven before he learns the truth of the Crocker family trouble.
E4Oct 201343m
Nathan and Dwight investigate missing children linked to an ancient legend, while Duke tries to find Audrey by focusing Jennifer's trouble.
E5Oct 201344m
Lexie, the new girl in town, joins Nathan on a hunt for a deadly trouble that changes its victims' personalities.
E6Oct 201344m
Nathan, Duke, and Lexie find themselves in a race against time to find the troubled person responsible for turning people hard as stone.
E7Oct 201343m
Nathan and Lexie hunt a trouble that attacks Haven's citizens in their nightmares; Duke deals with the nightmare his brother has become.
E8Nov 201344m
A deadly sea trouble threatens to crush the town.
E9Nov 201343m
Audrey believes the thugs from the barn are holding William as a hostage.
E10Nov 201343m
Audrey finds herself in a different Haven where troubles don't exist.
E11Nov 201343m
The Seekers follow a monster to Haven; their presence threatens to reveal the town's troubles to the entire world.
E12Dec 201343m
William is determined to convince Audrey of the truth behind her origins; a seemingly unstoppable curse is unleashed.
E13Dec 201343m
Audrey fights to remain herself as she tracks down William to sever their ethereal connection