Streamer

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.

Celebrated sleuth Hercule Poirot, now retired and living in self-imposed exile in Venice, reluctantly attends a Halloween séance at a decaying, haunted palazzo. When one of the guests is murdered, the detective is thrust into a sinister world of shadows and secrets.

A struggling director makes a desperate bid to dig into the urban legend about a film shot by a ghost, at the risk of her own life.

Loner Mark Lewis works at a film studio during the day and, at night, takes racy photographs of women. Also he's making a documentary on fear, which involves recording the reactions of victims as he murders them. He befriends Helen, the daughter of the family living in the apartment below his, and he tells her vaguely about the movie he is making.