Byleth: The Demon of Incest (1972)

When Ann, husband George, and son Georgie arrive at their holiday home they are visited by a pair of polite and seemingly pleasant young men. Armed with deceptively sweet smiles and some golf clubs, they proceed to terrorize and torture the tight-knit clan, giving them until the next day to survive.

When athletic teen Mari Collingwood opts to hang out with her friend Paige in town rather than spend an evening in with her parents vacationing at the family's remote lake house, it marks the beginning of a night no one is going to forget.

The story of two outcast sisters, Ginger and Brigitte, in the mindless suburban town of Bailey Downs. On the night of Ginger's first period, she is savagely attacked by a wild creature. Ginger's wounds miraculously heal but something is not quite right. Now Brigitte must save her sister and save herself.

A young man returns from Rome to his sister's satanic New York apartment house.

When socialite and heiress Julie Wardh begins receiving blackmail letters attributed to a mysterious serial killer, she suspects her cruel and sadistic former lover Jean is behind them. With her husband Neil frequently out of town, she falls into the arms of her friend's cousin George, and as the unknown assassin begins to make his move, she fears that one of the three men in her life may be the killer.

The murderous, backwoods Firefly family take to the road to escape the vengeful Sheriff Wydell, who is not afraid of being as ruthless as his target.

A young, lonely woman is consumed by her deepest and darkest desires after tragedy strikes her quiet country life.

On the surface it's believed to be another urban legend - a supernatural being from the afterlife is violently killing anyone who cheats on their significant other in the small college town of Silvercreek, Pennsylvania. But the town's unusually high suicide rate is finally convincing both locals and college students that everything is not as it seems. When Maeve - a female college student - sleeps with Charlie, the married man of the host family she is staying with, both sense the deadly curse is closing in on them. Unable to get anyone to believe them, Maeve and Charlie seek out a local history student to help find answers and figure out a way to defend themselves. It all comes undone, however, as several people are horrifically killed by the savage being - one-by-one at a rapid pace. Eventually, Maeve, Charlie and the few survivors band together in an attempt to defeat the monster once and for all.

Long separated from his family, hitman Joshua returns to Brighton Beach for a contract killing for the Russian Mafia. His abusive father, Arkady, banned him from returning after Joshua committed his first murder. He takes up residence in a hotel, and soon everyone knows he has returned. He goes home to visit his dying mother, Irina, and prepares for the assassination, getting drawn back into the criminal community he left behind.

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