Solomon and three friends find an embalmed dead body. Solomon refuses to accept there is anything supernatural in the house. He needs to believe if he wants to save the girl he loves from the ravenous blood spirit he has set free.

"In an asylum, patients were subjected to watching horror films for psychiatric study... but they all went mad and now those films have been unearthed!" claims the product description. In reality, the "story" is told with silly title cards over random abandoned asylum shots while long scenes from eleven different 70s and 80s horror films are edited in.

A town awaits the arrival of a gunslinger to help defeat a gang of bandits, but a trio of misfits is mistaken for the anticipated relief.

A total re-edit of Mario Bava's gothic classic Lisa and the Devil (1973) for US release in 1975. Cheesy exorcism scenes were shot to try to capitalize on the success of The Exorcist (1973).

Baron Ivan Rassimov, a brilliant doctor, died horribly during a fire burst in his laboratory. Since that day, his daughter Tanja retired to a life of reclusion, covering with a dark veil her disfigured face. Professor Nijinski was once a student of Rassimov; he married Tanja, and he's trying to restore her lost beauty with a series of skin transplants. However, to reach his goal, professor Nijinski needs beautiful young victims for his transplant experiments.

The characters are two ruffians in various disguises: as false priests, they sell a rotten arm pretending it to be a relic of St. Luke; they cheat a stingy friar who abuses of the confessional to get rich and, once he finds out he's been cheated, gives himself sacramental absolution. They help the noble Filippo, disguised as a woman, in the alcove of the innkeeper's wife; they save from despair Fra Martino who had forgotten his underwear in his lover's house (one of them disguised as a cardinal retrieve the garment and expose it as a relic to the devotion of the faithful). To live with their lovers, Brother Jeronimo strives exorcisms and frà Partenope pretends to fight with the devil