Formula for a Murder | 7, Hyden Park: La Casa Maledetta (1985)
"An instructor marries a traumatized, crippled woman. The wife suffers from PTSD and is tormented by a traumatic event that happened in her past. What is even more unfortunate is that her marriage is a just part of her maniac husband's evil scheme to kill her for her money. It isn't long before the formula is put into action and the gory body count starts to mount." ... https://www.youtube.com/watch?v=jbf4bznFR0s
"After the death of her mother under strange circumstances, a teenage girl quickly begins to suspect that her recently widowed stepfather may be involved."
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https://www.youtube.com/watch?v=cy1TKTshU3Y
"On her way home, a fashion model Gloria, thinks to have witnessed a murder but nobody believes her. When more people die and her own life gets threatened, the police investigate and a psychiatrist helps try to unlock her memory..."
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https://www.youtube.com/watch?v=Lq2z58z-ZtE
"Christian and his girlfriend are taking a walk on a deserted beach when they discover a woman's body lying. A closer look proves that she's alive. The next day Christian meets her again at a yacht party and they fall in love. Later at a nearby motel, something weird happens as they prepare to go to bed together: An intruder breaks in and starts beating Christian who accidentally shoots him with his own gun. A few hours later they find out that the corpse is missing and a series of weird incidents takes place."
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https://www.youtube.com/watch?v=IusutvXg5t4
"Shortly after her release from a mental hospital, a young woman begins a campaign of revenge against those who placed her there."
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https://www.youtube.com/watch?v=WsiafuJzTzw
"A beautiful but poor young girl finds all the money and material goods she never had when she becomes the girlfriend of a crime boss, but soon learns that there is a price to be paid for that kind of life."
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https://www.youtube.com/watch?v=pboyrXlRZMQ
"After their parents divorce, one daughter lives with her mother in England while the other lives with her father in Portugal. After the untimely death of her mother, the one daughter stands to inherit a large sum of money and also a number of documents containing information that will incriminate her father, who was a crooked judge. While her father wants the documents, her sister wants the money and they will each stop at nothing, even murder, to get what they want."
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https://www.youtube.com/watch?v=xQSUVW6RoW4
"A family of 4 makes a long drive to Aunt Martha's house to visit her for the first time in years. Only she isn't there. Just the caretaker and his message that she will appear the next day...if they survive the night."
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https://www.youtube.com/watch?v=f1DlFw0CfS4
"A masked killer is murdering women one at a time... Their victim's first initials matches the first letter of the district they are killed in."
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https://www.youtube.com/watch?v=ghyUR7lME7I