Puzzle (1974)

A high-rise apartment populated by models, nightclub dancers and call girls becomes the focus of a mysterious serial killer. When a young model named Jennifer and her friend Marilyn move into one of the victims' former apartments, Jennifer becomes the next target and the pair try to identify the killer.

A schoolgirl was murdered seven years ago, and the case was never solved; now, the murderer seems to be back.

A Secret Service Agent is held captive in the trunk of a car and endures high-speed mental and physical torture as terrorists attempt to extract needed information for their sinister plot.

Young socialite Iris Carr befriends an older woman while traveling solo by train. When Iris wakes from a nap, the woman is gone and other passengers claim she never existed.

A crooked politician finds himself being accused of murder by a gangster from whom he refused help during a re-election campaign.

Phillip and Suzanne are retired from the spy game, living peacefully off the grid. That's until their whereabouts are discovered by Vlad, the vengeful brother of their target from the first film.

A tale of love and violence when a man on his emotional last legs finds a savior seductively dancing in a run-down strip club. And a life most certainly headed off a cliff suddenly becomes redirected - as everything is now worth dying for.

An unidentified fifteen year-old girl is found hanged after an anonymous tip-off. The girl, Silvia Polvesi, is soon discovered to have been murdered. A peeping tom is caught with photos of her having sex with a teenage drop-out but he is later released due to lack of evidence. The investigation, conducted by Inspector Silvestri and the assistant public prosecutor Vittoria Stori, focuses on the girl's parents. Conspiracies and horrors pile up, as do the body parts.

After a car accident that caused the loss of her baby, Jane experiences an increasing amount of nightmares that shake her to her core. After seeking professional help, her haunting visions turn into an even more frightening reality, one full of black magic, blood orgies, and murder.

A forensic psychologist must determine if a minor should be charged with murder.