The Night Visitor (1971)

A woman recovering from a nervous breakdown tries to convince her husband and and the local London police that she has witnessed a murder in the abandoned house next door.

A family moves into a large old mansion in the countryside which seems to have a mysterious and sinister power over its new residents.

A savings-and-loan bank is robbed; later, a police wiretap identifies meek bank teller Leon Poole as the inside man. In capturing him, detective Sam Wagner accidentally kills Poole's young wife, and at his trial Poole swears vengeance against Wagner. Poole begins his plans to get revenge when he escapes his captors.

When professional gamer Hana, who suffers from acute agoraphobia, receives new equipment that enhances her game, she begins to wonder if it is reading her mind – or controlling it.

It took Peggy Heller a long time to recover from the trauma of a brutal physical assault, suffered in her youth. When she married Robert, he provided her with the love and reassurance she craved for and the two settled down in a pretty house in the grounds of the public school where Robert was a master. But the headmaster of the school is not what he seems and Peggy is convinced he means to harm her - is her fear a figment of her tortured imagination or are there forces at work that intend to manipulate her anxieties with fatal consequences?

When hired killer John Gant rides into Lordsburg, the town's folk become paranoid as each leading citizen has enemies capable of using the services of a professional killer for personal revenge.

A widowed fisherwoman, travelling alone through snowbound northern Minnesota, interrupts the kidnapping of a teenage girl. Hours from the nearest town and with no phone service, she realizes that she is the young girl's only hope.

A mermaid is ripped from the ocean by a fishing crew only to be tortured and to have her tail cut off. A seemingly helpful stranger intervenes, but then locks her away in an institution for mentally disturbed young women, where no one believes she is a mermaid. With no way out, she is forced to count on her survival instincts, and fight for her life at all costs.

An ex-fireman with PTSD goes on the run when accused of a crime he doesn't even remember committing, leading him down a rabbit hole of conspiracy to the highest degree.

A family living on a farm finds mysterious crop circles in their fields which suggests something more frightening to come.