A masked criminal who dresses like a giant bat terrorizes the guests at an old house rented by a mystery writer.
A faceless killer who hunts women can only be stopped by a detective with a disturbing past.
A mad killer is loose in Venice's catacombs. He attacks the beautiful women, releasing them into the underworld, kill them and then stop them and add them to his "collection".
Inspector Holloway is investigating a series of brutal murders in which a doll of each victim is found at the scene. The dolls, as it turns out,were purchased by the crippled Mrs. Von Sturm, whose home is overcrowded with a doll collection. Her pale, wide-eyed, neurotic son is the prime suspect and the daughter of one of the victims discovers the shocking truth.
A circus becomes the location for stolen loot and murder.
Wesley goes on a killing spree while experiencing the nightmares of his brother who was killed thirteen years earlier.
A wealthy, fatherless British clan kidnaps bums and hippies and forces them to participate in an elaborate role-playing game in which they are the perfect family; those who refuse or attempt escape are ritualistically murdered.
A madman haunted by the ghost of his ex-wife carves a corpse-laden trail.
A psychopathic killer uses the carousel ride at a carnival to pick his victims, whom he then murders and dismembers.
Lucille, a paralyzed girl, is the scapegoat of her sister and her cousin Josine and Elisa. During a "game" that goes too far, they accidentally kill the lover of Elisa. Whilst attempting to make Lucille bear the guilt of the killing, they discover the frightful secret that would explain the vegetative state of Lucille.
An aristocratic English family gather for the reading of their father's will. The family are dismayed to find that everything has been left to Barbara, the deceased's favourite daughter. The butler is soon found stabbed to death and Sergeant Thorpe, the local bobby, telephones Scotland Yard for assistance. Inspector Grey arrives and he and Barbara narrowly escape being shot. Cousin Ted and his wife Pauline are both killed. Sergeant Thorpe recalls some photos which Ted asked to have developed...
A New York artist gouges eyes out with a spoon after the same is done to him.
A reporter and a blind, retired journalist try to solve a series of murders. The crimes are connected to experiments by a pharmaceutical company in secret research. The two end up becoming targets of the killer.
In order to qualify to inherit the family fortune, the four heirs must spend the night in the family estate. However, during the night someone starts killing them off.
After her prostitute mother and her john are beaten to death while they are asleep in bed, teen-aged Ellie Masters is sent to an isolated orphanage run by a mysterious woman and her handyman, both whom she comes to suspect are hiding dark secrets.
A rich, mentally-unstable man—with a penchant for playing deadly S&M games with women who resemble his dead wife—sparks off a chain of bizarre events after getting remarried.
An elderly heiress is killed by her husband who wants control of her fortunes. What ensues is an all-out murder spree as relatives and friends attempt to reduce the inheritance playing field, complicated by some teenagers who decide to camp out in a dilapidated building on the estate.
A religious fanatic murders people who are engaging in sex.
A maniac on the loose is committing savage acts of slaughter, and one survivor may be the only key to unmasking the serial slayer known as the Half-Moon Killer. The mysterious half-moon lockets he leaves with his victims could be the only key to unraveling his sinister motives, but will that be enough before he completes his ice-cold plot to claim his intended seven victims?
Albert tried to kill his rich snobby mother once. Then he was institutionalized. Now he's escaped. Albert is after his mother again. And he will torture and kill anything that lays in the way...