At night in her bayside mansion, wheelchair-bound Countess Federica Donati is attacked and strangled to death by her husband Filippo Donati.

While in a boat making out with a college professor, a young woman sees a man with a knife stabbing another woman in the woods on the nearby shore.

John Harrington is a handsome, 30-year-old man who feels compelled to murder young brides to remember details of a childhood trauma.

In 1959 Dover, England, a woman commits suicide by leaping from a cliff.

Tenebrae (lit. '"darkness"', also known as Tenebre) is a 1982 Italian giallo film written and directed by Dario Argento.

A decomposed human hand is found in New York City. It is identified by the police as belonging to Anne Lynne, a local model.

A maniac killer in red rain coat is killing off American tourists on a tour bus by gouging out their eyeballs.

After a fashion model dies while undergoing an illegal abortion, the attending doctor moves her body back to her home, staging her death to remove any trace of his involvement.

In silhouette against the wall of a living room, one figure stabs another to death. A bloody knife falls to the floor at a child's feet.

Oliviero Rouvigny, a failed writer and an alcoholic, lives in a crumbling mansion with his wife Irina, who is scared of Oliviero's cat, Satan, that used to belong to his late mother Esther.

Roberto Tobias (Michael Brandon) is being followed by a suspicious figure.

The film opens with pub landlord and frequent holidaymaker Vic Flange (Sid James) openly flirting with the sassy saucepot widow Sadie Tompkins (Barbara Windsor) as his battleaxe wife, Cora (Joan Sims), looks on with disdain.

Alan (Anthony Steffen) is a wealthy aristocrat who has just been released from a mental institution following the death of his wife, the red-haired Evelyn.

In the small Southern Italian village of Accendura, three local boys, Bruno, Michele, and Tonino are engaged in mischief and other activities.

An unknown individual breaks into the Terzi Medical Institute but apparently takes nothing.

Carol Hammond (Florinda Bolkan) is the daughter of a wealthy lawyer and politician named Edmund Brighton (Leo Genn).

L’uomo senza memoria (translation: The Man Without a Memory), internationally released as Puzzle, is a 1974 Italian giallo film directed by Duccio Tessari.