More or less a Thai version of The Exorcist. A couple and their young daughter move into an old, remote house. Bones are found in the attic where strange noises are heard and the creepy voyeuristic caretaker (who spies on the family through hidden passageways) calls for an evil spirit that thrives...
The God of Death (Surasit Sattayawong) accidentally sends an innocent man (Luechai Natnat) to hell and, as compensation for his mistake, allows him to go back to the human world with special powers. However, all of the sin and treachery on Earth makes the man wish he were back in hell again.
Before her death, a grandmother gives her granddaughter a magical ring that'll give her dead spirit power over her. The spirit manifests itself when her head detaches from her body at night and flies away with guts dangling under it, seeking blood to drink or raw flesh to devour.
A student and his friend rent an old house as a dormitory. At the same time, he meets a mysterious woman whom he falls in love with without knowing she is the ghost.
Things seem to be normal in an area of Thailand. But then Dracula is summoned to that region from Europe. He goes after a young woman. He has a bunch of dancing female vampire servants. Devils, zombies and some other weird creatures also show up.
A hunter cuts out a mythical black cat's eye, which turns into a large diamond. Many want the jewel... including the cat itself, which returns to terrorizes everyone. With musical numbers.
A mad doctor uses a fake taxi driver to kidnap victims and then removes their eyes in hopes of perfecting an eye transplant that will allow his blind wife to see again. One of the doctor's servants ends up getting possessed by not one, but several of the victims.