The Demoniacs (1974)

The Shadow Mountains, 1983. Red and Mandy lead a loving and peaceful existence; but when their pine-scented haven is savagely destroyed, Red is catapulted into a phantasmagoric journey filled with bloody vengeance and laced with fire.

A single mom is raped by an invisible force. Her psychiatrist believes the experience stems from childhood trauma, while she knows something supernatural is at play.

On the eve of her 17th birthday, Mari and friend Phyllis set off from her family home to attend a rock concert in the city. Attempting to score some drugs on the way, the pair run afoul of a group of vicious crooks, headed up by the sadistic Krug.

George Manning is a well-to-do businessman, husband, and father. While his family is away on his birthday, he invites a pair of rain-soaked young women into his house to wait out an evening thunderstorm. The two girls seduce Manning and ultimately kidnap and torture him in his own home.

The clumsy and unfunny clown Richard "Stitches" Grindle entertains at the 10th birthday party of little Tom, but the boy and his friends play a prank with Stitches, tying his shoelaces. Stitches slips, falls and dies. Six years later, Tom gives a birthday party for his friends at home, but Stitches revives to haunt the teenagers and revenge his death.

The crew of the merchant ship Demeter attempts to survive the ocean voyage from Carpathia to London as they are stalked each night by a merciless presence onboard the ship.

A hedonistic man finds a mysterious puzzle box that summons a group of gruesome beings known as the Cenobites. These otherworldly entities open the doors to a dominion where pain and pleasure are indivisible.

Stranded in the open sea after a fatal accident, a young woman and her two friends are rescued by a fishing vessel's captain, unaware that the ship harbors a chilling secret.

Within the decadent walls of the Frankenstein mansion, the Baron and his depraved assistant Otto have discovered the means of creating new life. As the Baron's laboratory begins to fill up with stitched body parts, the Baroness dallies with the randy new manservant and soon the decadent, permissive household is consumed by an outrageous, bizarre and hilarious combination of death and dismemberment.

A group of high school outcasts get revenge on the students that torment them.