All the Colours of the Dark

Jane is a woman living in London who is plagued by terrifying nightmares following a childhood trauma and the loss of her child in a car accident. As she struggles to distinguish her visions from reality, she seeks various forms of help. While some suggest professional psychiatric treatment, a neighbor introduces her to occult rituals and black magic. This attempt to find peace instead leads Jane into a frightening world of satanic cults and violence, where her nightmares begin to manifest in her waking life.

This 1972 horror mystery was directed by Sergio Martino, marking the first film in a sequence of twelve listed works that includes Torso and Slave of the Cannibal God. The movie features a cast including Edwige Fenech as Jane Harrison and George Hilton as Richard Steele, with supporting performances by Ivan Rassimov, Julián Ugarte, George Rigaud, and Maria Cumani Quasimodo. The screenplay was written by Ernesto Gastaldi and Sauro Scavolini.

The film has been received positively by viewers, holding a consistent rating of 6.6/10 on both IMDb, based on 5,300 votes, and TMDB, based on 154 votes. Produced by National Cinematografica, Astro C.C., and Lea Cinematografica, the production was a collaboration between Italy and Spain.