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.
Ulla, a prostitute is hired by the despicable Mudy, mother of the shy and mentally disturbed 20-year-old Tony with a tendency toward pyromania. She is invited on a sea cruise where she is meant to "take" his virginity. Also invited on the cruise are the provocative Paula and her husband Aldo, who are constantly striving to win the favor of a wealthy woman in hope of obtaining an oil concession. Despite her efforts, Ulla has no effect on the young man until the yacht stops on a Mediterranean island inhabited only by a goat herder and his wife, Beba. Tony is attracted to her, but little by little his mental disorders arise, and the story ends in tragedy.
Francesca is a sixteen-year old troubled woman living with her mother, with whom she has a very conflicting relationship. Shortly before Christmas, she must leave for a business trip, and entrusts a young French teacher, Lise. After the initial mutual distrust, the relationship between the two becomes more and more intimate and accomplice, leading them to become lovers. One day, however, Francesca receives a visit of her friend Monica, and she begins to spend all her free time with her and this stirs up Lise's jealousy.
A young man visits his ancestral home accompanied by his guardian and their wives, where he is plagued by the memories and influence of his murderous, psychosexual father.
James, an unscrupulous director, and George are the joint owners of a film studio. One morning, the corpse of a messenger boy is found by a cleaning lady, but the identity of the youth's killer remains a mystery. Gloria, a stunning actress who is seeing George, rejects unwelcome advances from James. Determined to get the attractive actress into bed, James reveals that he has video footage which shows her killing the messenger. It emerges that she murdered the young man after he tried to sexually assault her. However, there is a twist...
Events take a sinister turn one night in London, when two very different couples arrive at a double-booked apartment. Actions have consequences and not all debts are paid for with money. Leaving, it's harder than you think.
Professor Ricardo Rossi is an uncompromising moralist and a paladin of Catholic morals. He is understandably baffled when he finds his wife Elisa in bed with another woman (whom Rossi mistakens for a man). Furious, he poisons his wife and throws her body into a lake, then brings home a prostitute, Eva, to replace her. He also begins an affair with his niece Barbara. But Elisa is not dead, as Rossi soon finds and she is plotting with Eva to get rid of him. Rossi is more precise this time and shoots the two women dead. However, there is a complication and more deaths ensue...
Professor Brecht, a renowned scientist, is obsessively experimenting in his isolated villa. The object of his studies is "apparent death", with the intention that the human body in a cataleptic state can be cured more easily. He lives with his wife Lisa and several other people: his twin brother Germano; Katia, the waitress; Lailo, his assistant and young student Erina. Having discovered his brother's affair with Lisa, Brecht sets up a plan to kill Germano and take his place. The shock makes Erina dumb. Bercht's persecution of Lisa soon turns the woman mad, while Lailo, wandering in the villa's surroundings, vainly tries to find the key to the mystery. A psychiatrist, Louis, firmly believes Lailo's madness is caused by her inner anguish and seems confident in her recovery. But he's wrong: the demented woman kills Katia and then throws herself out of a window. Brecht takes back his own identity, but his actions will have further tragic consequences...
Clara, the sexually frustrated wife of a businessman goes on vacation with her husband, daughter and best friend. While there, she finally learns that sex can be passionate and wonderful, something she was never able to discover with the help of her husband. Unfortunately, she learns this with a handsome lifeguard, who finally makes her succumb to his psycho-sexual games.
Nine members of an extremely rich and hateful family have decided to have a reunion on a remote island in the Mediterranean. No sooner than their arrival, old grudges, resentments, and feuds make themselves known, along with allusions to some more macabre events in their past. But when their boats are sabotaged, thus stranding them without any connection to the mainland, it becomes clear that someone is not willing to let old wounds heal, a fact made all the more clear as bodies start to pile up...
During an outbreak of violent murders in the area targeting young women, a journalist searching for a female friend gone missing ends up in a villa owned by an eccentric photographer.
Three individuals try to survive the night, the masked killer, and each other.
Edward Sacchi is a wealthy and apparently content married man but underneath he is driven by a desire to seduce and discard women. One of his conquests, Lucy, falls in love with him and when spurned, commits suicide. Edward is shocked but continues as before. Each of his lovers are subsequently murdered and he is arrested. However, his wife saves him by arranging an appointment with the real killer...
Following the death of her grandfather, Valentina settles with her husband Pierre, a sculptor, in the old family villa which she partly inherited (half of it belongs to her cousin Marta, who already resides there). Co-habitation proves to be awkward: Valentina is unscrupulous and uninhibited, while Marta is austere and virtuous - at least, on the surface. In fact, when Valentina suddenly dies, the woman initiates a seduction which eventually coaxes Pierre into her arms. The cosy situation soon changes when a police officer turns up to investigate Valentina's death...
Diamonds and switchblades are a girl's best friend. Inspired by Mario Bava's Blood and Black Lace, Edgar Wright's Last Night in Soho and many many sleazy gialli of the 70s.