Tenebre (1982)

An English pianist living in Rome witnesses the brutal murder of his psychic neighbor. With the help of a tenacious young reporter, he tries to discover the killer using very unconventional methods. The two are soon drawn into a shocking web of dementia and violence.

A burned-out New York police detective teams up with a college psychoanalyst to track down a vicious serial killer randomly stalking and killing various young women around the city.

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.

A wisecracking New York reporter intrudes on a research scientist's quest to unmask The Moon Killer.

A couple’s romantic vacation at a secluded lakeside estate is upended when they are forced to share the mansion with a mysterious and attractive couple. In this darkly hilarious and seductive horror story, a dream getaway spirals into a nightmarish maze of sex, lies, and manipulation, bringing terrifying secrets to light and triggering a bloody battle for survival.

When socialite and heiress Julie Wardh begins receiving blackmail letters attributed to a mysterious serial killer, she suspects her cruel and sadistic former lover Jean is behind them. With her husband Neil frequently out of town, she falls into the arms of her friend's cousin George, and as the unknown assassin begins to make his move, she fears that one of the three men in her life may be the killer.

London is terrorized by a vicious sex killer known as The Necktie Murderer. Following the brutal slaying of his ex-wife, down-on-his-luck Richard Blaney is suspected by the police of being the killer. He goes on the run, determined to prove his innocence.

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

Mourning the accidental death of his wife and having just moved to New York with his young son, laconic police psychologist Cal Jamison is reluctantly drawn into a series of grisly, ritualistic murders involving the immolation of two youths.

Nothing is what it seems when a twisted one-night stand spirals into a serial killer’s vicious murder spree.

Reclusive and controversial author Bruce Cogburn is drawn out of hiding by an obsessive fan, forcing the novelist to confront a past that he thought he could escape, and to account for events set in motion by his bestseller decades earlier. Cogburn's search for who is behind the manipulation and mental torment he encounters leads to an emotional roller-coaster ride full of fear and danger, where things are not always as clear as they seem to be, and where past deeds can have dire consequences.

Evan values family above all else, and anyone who gets between him, his wife, and newborn son learns that the hard way. But when it comes to violent tendencies, it seems the apple doesn’t fall far from the tree.

Exotic dancer Nicole finds herself terrorized by a black-clad assailant determined on procuring her murdered father's stolen gems. Fleeing Paris in hopes of evading her knife-wielding pursuer, Nicole arrives in England only to discover that death stalks her at every corner.

Following the brutal murder of her husband, a Kansas highway patrol officer sets out on a journey to track down the perpetrator. As the hunt progresses, she comes to realize the man responsible is a sadistic serial killer, and the depth of his mental depravity and his sinister agenda is more twisted than anyone could have imagined.

In the picturesque landscapes of Southern France, a young woman's chilling fascination with murder and identity theft sends her life into a whirlwind of chaos.

An aging, reclusive Southern belle plagued by a horrifying family secret descends into madness after the arrival of a lost relative.

A teenager's weekend at a lake house with her father takes a turn for the worse when a group of convicts wreaks havoc on their lives.

Wes Block is a detective who's put on the case of a serial killer whose victims are young and pretty women. The murders are getting personal when the killer chooses victims who are acquaintances of Block. Even his daughters are threatened.