Diamante, an actress engaged in the filming of a drama, is shot down in a warehouse used to store the cinema "pizzas". Another actress, Ely, get a glimpse of the corpse, which however is immediately disappears.
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?
Anne is convinced she has found her husband's corpse, but Dr. Mark can only find out that the man has gone home. When he comes back, his wife does not trust Mark, who believes she suffers from schizophrenia.
A mute woman, traumatized by her parents' death, faces new horrors when her cousin is murdered by a suspected killer. As danger looms, the truth proves far more complex.
A tourist witnesses a murder and finds herself caught up in a series of bloody killings.
Isabella, a young model, is murdered by a mysterious masked figure at a fashion house in Rome. When her diary, which details the house employees' many vices, disappears, the masked killer begins killing off all the models in and around the house to find it.
A woman is strangled in the bath by a black-gloved killer who disposes of her body in a large trunk. The trunk is delivered to St. Hilda College, an exclusive finishing school. Betty-Anne, one of the female students, is strangled in the school cellar. The police, led by Inspector Durand, are called in to investigate. Suspects include La Floret, the voyeuristic gardener; Di Brazzi, the new swimming instructor; Mrs. Clay, the summer school French mistress; an old professor who collects birds; and a philandering young teacher called Richard. The murders continue but Jill, a keen amateur detective, helps the police identify the unlikely killer...
When New York is caught in the grip of a sadistic serial killer who preys on patrons of the city's underground bars, young rookie Steve Burns infiltrates the S&M subculture to try and lure him out of the shadows.
A newsman works with a blind puzzle-solver to uncover a deadly conspiracy linked to a genetic research facility.
When a young female student is savagely killed in a park during a thunderstorm, the culprit seems obvious: TV sports personality Alessandro Marchi, seen fleeing the scene of the crime by numerous eyewitnesses. The evidence against him is damning... but is it all too convenient? And when the killer strikes again while Marchi is in custody, it quickly becomes apparent that there's more to the case than meets the eye...
A beautiful young woman sets her sights on an aging millionaire. She seduces him, and moves into his mansion with him. She soon tires of him, though, and after she gets rid of him, she goes after his son.
A San Francisco doctor encounters a prostitute who bears a striking resemblance to his late wife.
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.
Indelebile
Luciano Persichetti is hypersensitive and convinced that he has paranormal powers. Susanna, a parapsychology student with whom he is in love, tries to help him interpret the paranormal warning messages he is receiving. When Luciano turns out to be haunted by a mysterious killer who calls himself "The Guardian Angel", Susanna discovers that Luciano's paranormal powers are not real at all.
Two small-time thieves, Sully and Lou, target the mansion of a mysterious widow. As Sully is entranced by her beauty, their heist becomes entangled with the deadly pursuits of a serial killer preying on the city.
A fashion designer gives a private showing at her mansion over a weekend, but someone starts killing off the models.
A horror writer is targeted by a serial killer inspired by her books.
An American writer living in Rome witnesses an attempted murder that is connected to an ongoing killing spree in the city and conducts his own investigation, despite he and his girlfriend being targeted by the killer.
After the death of her sister, a woman is visited by a man looking to solve a series of murders by a motorcycle riding maniac. As their shared fear escalates, the killer's rampage continues in the city, leaving them both questioning who the real monster is.