Best movies like The Deadly Triangle

Johan Wallenberger, a rich financier, is killed in the House of Horrors at an amusement park in Madrid. His insurance company assign Chris Buyer, one of their best agents, to investigate because a few days prior to his death, the businessman took out a million dollar life insurance policy. Chris ingratiates himself with Catherine, Wallenberger's beautiful daughter, and it emerges that she is being plagued by a blackmailer. Chris is invited to the Wallenbergers' country house and is soon the centre of attention for several attractive women. Meanwhile, the plot thickens...

Jane lives in London with Richard, her boyfriend. When she was five, her mother was murdered, she recently lost a baby in a car crash and now she’s plagued by nightmares of a knife-wielding, blue-eyed man. Desperate to ease her pain, Jane decides to follow her new neighbor’s advice to attend a Black Mass, only to fan her already horrible visions, making her reality a living hell. Is there an escape from the clutches of the darkest evil?

A young married couple makes a huge mistake by agreeing to participate in a secret swingers' party in their suburban neighborhood, and soon both of them are being targeted by a jealous and homicidal neighbor.

A married family therapist cheats on her husband with a younger man and becomes trapped in her double life, unable to say anything and risk hurting either man in her life.

A mother and wife finds herself haunted by a brief affair she had while separated from her husband. With her scorned lover refusing to give up, she must fight to keep her family and her secret safe.

Against a backdrop of Swingin' 60s London a young playboy type "steals" a beautiful Italian girl from her elderly date and suggests she comes back to his place for some good times. "His place" being owned by his father, a rich and respected solicitor. Unfortunately a couple of criminals have plans of their own, one for money, the other for revenge, and the lovers end up prisoners in a tense siege situation

A man finds a woman that reminds him of his long lost love: his step-sister with whom he initiated his sex life. But he is married and his wife wants proof of the cheating to get a divorce.

People around Peter Crane begin dying in mysterious fashion. How is Playboy Peter involved in this? He begins having nightmares dealing with murder...His psychiatrist has no idea of what Peter is suffering from. Even the police are in danger as they start investigating the case. What is the secret of the "Magic Circle"?

Walter is a successful doctor, and so is his wife Evelyn. Wealthy and good-looking, they should be a happily married couple, but they're not. Walter is so caught up in his career that he fails to keep up with Evelyn. So when she falls for the charms of Greg, a real estate Romeo, it takes Walter by surprise. Even more so, because he finds out about it from Stephanie, Greg's deserted TV weather girl girlfriend.

A recent widow has invited a group of family friends to her large and secluded country home. However, what the guests don't know is that the reason they've been assembled is that their host suspects one of them might be her husband's killer and she's intent on uncovering the identity of his murderer. As the guests begin to suspect each other, revealing long-kept and sinister secrets in the process, an unknown, black-gloved killer begins bumping them off in a variety of nasty ways.

A woman seeks to avenge her father's death using a local dancer, with long poisonous fingernails, to do her bidding.

Amid the craggy, dusty hills of southern France, a woman screams in the night. Gorgeous Melissa Comfort, a wealthy heiress confined to a wheelchair since birth, cries out in her nightmares, terrified of a dream that comes night after night. In this night terror, she's 10-years-old. Running from a man who may or may not be her father.

Elena Hart is a distance runner in her twenties who is immersed in a terrible nightmare, suffering serious imbalances in her diet. Driven by her desire to lose weight and to please her demanding coach, Elena begins to suffer from anorexia.

During a small gathering, a smooth, seductive stranger is invited into a couple's house party and falls in love with the wife. Turns out the stranger is an escaped convict who demands that the wife leave the country with him and threatens to kill anyone who stands in his way.

This romantic comedy deals with the fleeting attractions between men and women. When American Ben arrives in London to become a writer on a well-known sitcom, he never dreamed that he would end up in a complex love quadrangle. Sitcom star Carly is married to show producer Allen. French make-up artist Fiona is single, as is Ben. Though Carly quickly develops a crush on Ben, she decides that Fiona w

Monica, the young wife of a luminary plastic surgeon, and the mother of a little girl, is tempted to sleep with a handsome neighbor: Giorgio, the owner of a beauty salon and the father of a boy. Since she is very much in love with her husband, she asks him for permission to yield to Giorgio, very insistent on her point. The surgeon, tolerant, gives her permission ...

Medieval erotic comedy in which a young man, played by Manolo Otero, comes to a town where he pretends to be tooth-puller and physician. This man is able to invent any potion to quench the sexual thirst of locals.

A doctor invites his relatives to his castle, all the while planning to murder them when they arrive. However, when he himself is murdered, the relatives know they have to find the killer before he gets all of them.

A rich industrialist is accused of a crime he didn't commit. But every single clue leads to him.

During her holidays on her own on the Costa Brava, the wife of an important Parisian industrialist meets the young student, Andrés, her first and true love, and she decides to leave her husband.

Two bored suburban housewives, neglected by their workaholic husbands, take on a couple of college kids for kicks, then decide to join a wife-swapping club. Complications arise when love, jealousy and resentment arise.

Cardiac surgeon Alex Marsden has an affair with Marcella Duggan, but then finds himself having to operate on her husband Larry, who is also his friend.

Despite being unhappy about it, a middle-aged man, allows his wife to carry on affairs in order to keep his marriage together.

Sharon is a seemingly contented suburban wife with a nice husband, house and family, until she discovers that her husband is cheating on her with the neighborhood nympho.

A wealthy yuppy couple find that their lives are being invaded by another, intrusive couple who are out to rip them off and terrorize them.

Ruth and Michel separate after Ruth finds another man, Paul. Ruth and Paul go to her sunny, idyllic beach side villa to spend summer. They are having a great time together, and then things start happening. The brakes of the car fail, and Ruth narrowly escapes death. The driving equipment goes faulty, and Ruth almost drowns. Michel turns up at their doorstep for an uninvited social call, and Paul asks him in. Ruth suspects Michel of being the person behind the mechanical faults of the car and the diving equipment, but Paul dismisses such a possibility - but he does suggest it to Michel. Then, the heat does go up.

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 rich man offers his masseur, a former baseball player with damaged knees, $50,000 to have an affair with his wife so she'll be in violation of their pre-nuptial agreement and he can divorce her without losing his fortune. The masseur agrees although he is already having an affair with the wife, and they together work out a way to set up her husband in order that she does get his fortune. But when the client is murdered and the real wife shows up the masseur has to clear his own name, and as he begins to piece together the evidence he realises that he's been played by yet another man who still holds a grudge from years before.

A young, beautiful woman marries a rich old blind man. While in the household she becomes aware of a plot to kill her elderly husband.

This Spanish-Italian co-production tells the story of a man who feels deep guilt for the death of his wife: he, an alcoholic, is convinced that he accidentally caused her fatal fall in their house while he was drunk. He finds a new wife, but he is unable to cope with his first wife's death. Furthermore, it appears the maid and his sister do not accept the new woman in the household. After a while, suddenly begins bodies turn up ... and the grave of the man's first wife is empty!

A young girl's husband rents a lovely home just outside of Madrid so she can spend the last three months of her pregnancy in peace and luxury. Unfortunately, just as they arrive at the home, the girl realizes that it is the place where she had secretly had an illegal abortion some years before. The clinic is long-gone, but this doesn't ease the woman's disquiet. Things get even worse when she learns that her upstairs neighbor is the old abortionist's assistant.

By medical prescription, Natalia embarks on a yacht to enjoy a deserved vacation. With her travel Carlos, her husband, Blanca, Carlos 'lover, and Carlos' husband.

Inspired by the French classic Les diaboliques (1955), this psycho-thriller copies that film rather closely.

Although their relationship is in crisis, Pablo and Blanca decide to experiment with couples'exchange.