After several Catholic school pupils are murdered, a teacher who is having an affair with one of his students becomes a suspect. When other gruesome murders start occurring shortly thereafter, the teacher suspects that he may be the cause of them.

The Case of the Scorpion's Tail (1971)
After her husband dies in a freak plane accident, a woman leaves London for Athens to collect his generous life insurance policy. She soon discovers that others besides herself are keen to get their hands on the money - and are willing to kill for it. Meanwhile, a private investigator arrives to investigate irregularities in the claim, teaming up with a beautiful reporter.

Deep Red (1975)
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.

The Bird with the Crystal Plumage (1970)
An American writer living in Rome witnesses an attempted murder that is connected to an ongoing killing spree in the city and conducts his own investigation, despite he and his girlfriend being targeted by the killer.

The Psychic (1977)
A woman with psychic powers has a vision of a murder that took place in a house owned by her husband.

A Dragonfly for Each Corpse (1975)
A killer is cleaning up the streets of Milan by murdering those considered as deviant. An ornamental dragonfly, soaked in the blood of the victim, is left on each body.

The Cat o' Nine Tails (1971)
A newsman works with a blind puzzle-solver to uncover a deadly conspiracy linked to a genetic research facility.

Primo Alieno (2020)
A detective gets hired to go mediate with an alien that has taken refuge at a hotel in northen Italy.

Cruising (1980)
When New York is caught in the grip of a sadistic serial killer who preys on patrons of the city's underground bars, young rookie Steve Burns infiltrates the S&M subculture to try and lure him out of the shadows.

The Girl Who Knew Too Much (1963)
A tourist witnesses a murder and finds herself caught up in a series of bloody killings.

Five Dolls for an August Moon (1970)
A wealthy playboy gathers a group of bourgeois friends at his isolated beach house for a weekend of relaxation. When bodies start pilling up, they realize they’re trapped with a killer in their midst, sending them in a frenzy to figure out who amongst them is killing the others before they are killed next.

Knife of Ice (1972)
A mute woman, traumatized by her parents' death, faces new horrors when her cousin is murdered by a suspected killer. As danger looms, the truth proves far more complex.

Knife+Heart (2018)
In the summer of 1979, gay porn producer Anne sets out to film her most ambitious film yet, but her actors are picked off, one by one, by a mysterious killer.

A Bay of Blood (1971)
An elderly heiress is killed by her husband who wants control of her fortunes. What ensues is an all-out murder spree as relatives and friends attempt to reduce the inheritance playing field, complicated by some teenagers who decide to camp out in a dilapidated building on the estate.

Seven Blood-Stained Orchids (1972)
A maniac on the loose is committing savage acts of slaughter, and one survivor may be the only key to unmasking the serial slayer known as the Half-Moon Killer. The mysterious half-moon lockets he leaves with his victims could be the only key to unraveling his sinister motives, but will that be enough before he completes his ice-cold plot to claim his intended seven victims?

The Card Player (2004)
Policewoman Anna Mari is forced to play a dangerous game with the title serial killer. If she loses, she witnesses the maniac's tortured victims having their throats cut in explicit close-up detail via webcam. She teams up with British cop John Brennan to find out the identity of the murderer.

Suspiria (1977)
An American newcomer to a prestigious German ballet academy comes to realize that the school is a front for something sinister amid a series of grisly murders.

Ombre (1999)
Elena Serpieri is an Italian neurologist who is in the United States, because she obtained a scholarship in a New York hospital. There she works together with the FBI on the profile of a dangerous serial killer.

One on Top of the Other (1969)
A San Francisco doctor encounters a prostitute who bears a striking resemblance to his late wife.

The color of Night (NaN)
Il Colore Della Notte is a giallo-inspired anthology exploring a killer's obsession with creating cinematic masterpieces for an ancient, cosmic entity.

The Suspicious Death of a Minor (1975)
Police detective Paolo Germi and the mysterious Marisa meet each other at a dance hall. Germi is unsuspecting of the secret Marisa is carrying with her: adverse conditions forced her into prostitution. As Germi finds the young girl brutally murdered, he decides to go after her killers. During his investigation, he enters a world of intrigue and obfuscation that leave an endless trail of blood.