A freak hurricane hits Los Angeles, causing man-eating sharks to be scooped up in tornadoes and flooding the city with shark-infested seawater. Surfer and bar-owner Fin sets out with his friends Baz and Nova to rescue his estranged wife April and teenage daughter Claudia.

In this modern retelling of the classic horror tale, teen siblings are enslaved by a psychotic recluse within her gruesome house of horrors in the woods.

Seven college kids take a shortcut on their way to a party and unfortunately end up in Wormwood – a "lost" town in the middle of nowhere. They find something strange and sinister happening there – bones and weird decorations line Main Street. The cause: local Wormwood legend says on All Hallows Eve one hundred years ago, a crazed man tortured the youngsters in town and then cut off their heads. In retaliation, the townspeople killed him by cutting off his head. Seeking revenge every seven years, he returns and takes seven heads from children in the town. Now the seven visitors find themselves hunted one by one as the Headless Horseman claims his due.

Six friends go to the Placid Pines Cemetery to play hide and seek in the tombs. When a "harmless" prank ends in the accidental death of one of the group, the prankster goes to prison. Five years later the friends meet up in the cemetery again to resolve the issues of that fatal night. When members of the group start getting murdered one at a time, they realize that this time it's no prank.

When a rumor spreads through the neighborhood that he's got more to offer than most men, an awkward virgin becomes popular beyond his wildest fantasies. Strippers, housewives and the town's most gorgeous eligible women throw themselves at him.

Newlywed Melinda Gordon tries to help the dead communicate with loved ones, but sometimes the messages she receives are intense and confusing. Most of Melinda's efforts involve resolving conflicts that are preventing the spirits from passing over.

Four egocentric friends run a neighborhood Irish pub in Philadelphia and try to find their way through the adult world of work and relationships. Unfortunately, their warped views and precarious judgments often lead them to trouble, creating a myriad of uncomfortable situations that usually only get worse before they get better.

The friends Emmett, Freddy, Marie, Kevin and his reluctant girlfriend Jessie decide to spend the Halloween night in an abandoned hospital. Meanwhile, the younger Allan meets the old friend of his father Arlo Ray Baines and asks him to help to find his vanished sister Meg in the same spot. The two groups meet each other in the mental institution section on the haunted third floor.