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.
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.
A man in a trench coat and hat kills women due to his perversive thirsty
An American journalist in Prague searches for his girlfriend who has suddenly disappeared.
Elena Serpieri is an Italian neurologist who is in the United States, because she obtained a scholarship in a New York hospital. There she works together with the FBI on the profile of a dangerous serial killer.
Virginia is proud that she belongs to a clique. The best students at a private school. But before her 18th birthday, a gruesome set of murders take place and her friends are the ones who are falling prey. Could it be her? She suffers from blackouts due to a freak accident one year earlier. We soon learn the truth behind her accident and what is going on.
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.
Daniel, a writer seeking seclusion to work on his new book, finds himself stranded at a rural bed and breakfast run by a strange and prudish young woman and her ailing, wheelchair-bound husband who remains shut in his room all day. As night falls, a psychotic, razor-wielding killer begins stalking the bed and breakfast, brutally slashing the throats of its most sex-crazed guests, whose bodies and luggage then mysteriously disappear the following morning...
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.
There are a number of inheritors to a fortune who are getting killed by a mysterious somebody whom we do not see. Each death is novel, but not terribly graphic. Who did it?
A photographer's model is found murdered, sparking a police investigation that targets her ex-boyfriend. As more models die and murder videos surface, the true identity of the killer becomes uncertain.
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 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.
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 newsman works with a blind puzzle-solver to uncover a deadly conspiracy linked to a genetic research facility.
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.