Four Flies on Grey Velvet (1971)

A retired police detective and a young amateur sleuth team up to find a serial killer who's resumed a killing spree in Turin, Italy after a 17-year period.

A young policewoman slowly goes insane while tracking down an elusive serial rapist/killer through Italy when she herself becomes a victim of the brutal man's obsession.

A young man tries to help a teenage European girl who escaped from a clinic hospital after witnessing the murder of her parents by a serial killer and they try to find the killer before the killer finds them.

A young opperata is stalked by a deranged fan bent on killing the people associated with her to claim her for himself.

A young girl who has an amazing ability to communicate with insects is transferred to an exclusive Swiss boarding school, where her unusual capability might help solve a string of murders.

An American writer in Rome is stalked and harassed by a serial killer who is murdering everyone associated with his work on his latest book.

An American college student in Rome and his sister in New York investigate a series of killings in both locations where their resident addresses are the domain of two covens of witches.

A jazz pianist and a wisecracking journalist are pulled into a complex web of mystery after the former witnesses the brutal murder of a psychic.

A newspaper reporter and a retired, blind journalist try to solve a series of killings connected to a pharmaceutical company's experimental, top-secret research projects and in so doing, both become targets of the killer.

An American writer vacationing in Rome attempts to unmask a serial killer he witnessed in the act of an attempted murder, and who is now hunting him and his girlfriend.

A Florida police chief must solve a vicious double homicide before he himself falls under suspicion.

Sam, a disenchanted young man, finds a mysterious woman swimming in his apartment's pool one night. The next morning, she disappears. Sam sets off across LA to find her, and along the way he uncovers a conspiracy far more bizarre.

A tight-knit team of rising investigators, along with their supervisor, is suddenly torn apart when they discover that one of their own teenage daughters has been brutally murdered.

A security pro finds his past coming back to haunt him, when he and his unique team are tasked with retrieving a particularly important item.

A cyborg policewoman and her partner hunt a mysterious and powerful hacker called the Puppet Master.

In Lausanne, the aspirant pianist Jeanne Pollet has lunch with her mother Louise Pollet, her boyfriend Axel and his mother. Lenna leans that when she was born, a nurse had mistakenly told to the prominent pianist André Polonski that she would be his daughter. André has just remarried his first wife, the heiress of a Swiss chocolate factory Marie-Claire "Mika" Muller and they live in Lausanne with André's son Guillaume Polonski. Out of the blue, Jeanne visits André and he offers to give piano classes to help her in her examination. Jeanne becomes closer to André and sooner she discovers that Mika might be drugging her stepson with Rohypnol. Further, she might have killed his second wife Lisbeth.

A young mixed-blood FBI agent is assigned to work with a cynical veteran investigator on a murder on a poverty-stricken Sioux reservation.

A detective examines the mysterious death of George Reeves, the star of the television series Adventures of Superman (1952).

A grief-stricken cop and an amputee grandmaster are brought together by a peculiar twist of fate as part of a wider conspiracy that has darkened their lives.

Two detectives, a rookie and a veteran, hunt a serial killer who uses the seven deadly sins as his motives.

After four men on a fishing trip discover a dead body in the water, they choose to delay reporting it and continue fishing.

Two gifted high school students execute a "perfect" murder - then become engaged in an intellectual contest with a seasoned homicide detective.

A blind pianist tries to figure out who is responsible for a string of murders using a black cat with its claws dipped in curare.

Aaron Falk returns to his drought-stricken hometown to attend a tragic funeral. But his return opens a decades-old wound - the unsolved death of a teenage girl.

High powered lawyer Claire Kubik finds her world turned upside down when her husband, who she thought was Tom Kubik, is arrested and is revealed to be Ron Chapman. Chapman is on trial for a murder of Latin American villagers while he was in the Marines. Claire soon learns that to navigate the military justice system, she'll need help from the somewhat unconventional Charlie Grimes; meanwhile, Claire's sister, Jackie, is falling in love with wet-behind-the-ears Lieutenant Embry assigned as the official defense lawyer. And most of the eyewitnesses have rather too conveniently died.

Two intertwined cases linking the past with the present will require the aid of Department Q to catch an elusive serial killer, while time is running out.

Ten people are invited to a luxury mountaintop mansion, only to find that an unseen person is killing them one by one. Could one of them be the killer?

A defense attorney works to get his teenage client acquitted of murdering his wealthy father.

A retiring police officer reminisces about the most astounding day of his career. About a case that was never filed but continues to haunt him in his memories - the case of a man and a Wednesday.

Miss Red is being blackmailed. When she asks Sherlock Holmes for help, he connects her case to a series of jewel thefts and tells his assistant Jerry the Mouse to work with Red's butler Tom the Cat for the duration of this case.

An African-American man is hired to find a woman, and gets mixed up in a murderous political scandal.

Miss Jane Marple comes to solve the mystery when a local woman is poisoned and a visiting movie star seems to have been the intended victim.

The Dark Knight must contend with a mysterious female vigilante who emulates him, but to a more ruthless degree.

A big city reporter travels to a small town where her mother has been arrested for the murder of an elderly woman for whom she worked as a housekeeper.

Stephanie is a single mother with a parenting vlog who befriends Emily, a secretive upper-class woman who has a child at the same elementary school. When Emily goes missing, Stephanie takes it upon herself to investigate.

A Harvard professor is lured back into the courtroom after twenty-five years to take the case of a young black man condemned to death for the horrific murder of a child.