Mill Valley, Pennsylvania, Halloween night, 1968. After playing a joke on a school bully, Stella and her friends decide to sneak into a supposedly haunted house that once belonged to the powerful Bellows family, unleashing dark forces that they will be unable to control.
Workaholic Jim Evers and his wife/business partner Sara get a call one night from a mansion owner, Edward Gracey, who wants to sell his house. Once the Evers family arrive at the mansion, a torrential thunderstorm of mysterious origin strands them with the brooding, eccentric Gracey, his mysterious butler, and a variety of residents both seen and unseen.
Marie, a film producer, returns to her native Russia to find her birth parents. She quickly learns they are dead, and she has inherited their long-empty farmhouse. At the farm, she meets Nicolai, who claims to be her twin brother. Events take a terrifying turn when the two spot a pair of ghastly doppelgangers and the house itself seems to propel them toward a fate they should have met 40 years earlier.
Jake Kimble, the sole survivor of the Chicago massacre, is killed while in solitary confinement. His doctor begins investigating the claims he made about a long-haired woman in white, as a mysterious Japanese woman arrives at his old apartment building to help them get rid of the curse.
When a drifter befriends a quirky mortician, an unlikely business partnership is formed. Paranoia soon develops, however, and both men are forced to come to terms with the fragility of friendship and loyalty.
A woman brings her family back to her childhood home, which used to be an orphanage, intent on reopening it. Before long, her son starts to communicate with a new invisible friend.
Grace is a religious woman who lives in an old house kept dark because her two children, Anne and Nicholas, have a rare sensitivity to light. When the family begins to suspect the house is haunted, Grace fights to protect her children at any cost in the face of strange events and disturbing visions.
A man who specializes in debunking paranormal occurrences checks into the fabled room 1408 in the Dolphin Hotel. Soon after settling in, he confronts genuine terror.
Kit, a troubled girl, is sent to the exclusive Blackwood boarding school, where she discovers that only four other female students have been admitted to learn the four pillars of knowledge under the ominous wing of the mysterious headmistress Madame Duret.
Two paranormal investigators are unexpectedly thrown together in the hope of solving a 100 year mystery. Locked for three nights in a house with a dark and unsettling past, the two investigators must put their differences to one side and work together. They soon discover the myths and stories are nothing compared to what actually resides within the eerie walls of Richwood Manor. Scepticism and showmanship are soon put to one side when the two investigators realise there is more at stake than just their professional reputation. For once they have stumbled onto the real thing, but this time it's their own lives at stake.
In a shady haunted house attraction where the performers are assaulting female patrons in order to make a name for themselves, the tables are turned when the performers attempt to take on two women who bring a new level of terror as they do some ass kicking of their own.