Widow Blue! (1970)

Unhappily married Richard Mason concocts a meticulous scheme to kill his shrewish wife so that he'll be free to marry her sister.

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.

After witnessing a mysterious woman brutally slay a homemaker, prostitute Liz Blake finds herself trapped in a dangerous situation. While the police thinks she is the murderer, the real killer is intent on silencing her only witness.

A married woman and her lover plot to kill her husband to make off with the insurance money. However, their attempt to murder him using poisonous fish toxins backfires in surprising ways.

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.

A widower suspects that his seemingly perfect adolescent daughter is a heartless killer.

After a bizarre and near fatal encounter with a serial killer, a newswoman is sent to a rehabilitation center whose inhabitants may not be what they seem.

Nothing is what it seems when a twisted one-night stand spirals into a serial killer’s vicious murder spree.

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.

A brilliant but deranged neurosurgeon becomes obsessively fixated on a judge's daughter. With the help of an escaped criminal whose face he has surgically deformed, the mad man lures her, her father, and her fiancé to his isolated, castle-like home.