Movies like The Manson Massacre

Karen, a young psychiatric nurse, boards the last subway train of the night only to have it stop in the middle of the tunnel. Suddenly, her nightmare begins: a mysterious cult has decided that it's the end of the world and the only way to save the souls of the living is to kill them in cold blood. As those around her are brutally murdered, Karen and a handful of survivors must face the homicidal cult, supernatural forces, and their own fears of Armageddon in order to survive.

A former circus artist escapes from a mental hospital to rejoin his armless, cult leader mother, and is forced to enact brutal murders in her name.

Charles Dexter Ward, a wealthy scientist, uses an ancient diary and human remains to begin a terrifying and bloody pursuit for immortality.

A lawyer puts his family in jeopardy when he captures the last member of a violent clan and tries to forcibly tame her.

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 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.

Nearly a year after a botched job, a hitman takes a new assignment with the promise of a big payoff for three killings. What starts off as an easy task soon unravels, sending the killer into the heart of darkness.

In the menacing inferno of the old North-American West, Liz is a genuine survivor who is hunted by a vengeful preacher for a crime she didn’t commit.

Grindhouse combines Robert Rodriguez's Planet Terror, a horror comedy about a group of survivors who battle zombie-like creatures, and Quentin Tarantino's Death Proof, an action thriller about a murderous stuntman who kills young women with modified vehicles. It is presented as a double feature with fictitious exploitation trailers preceding each segment.

In 1840s London, Dr. Thomas Bolton [Boris Karloff] dares to dream the unthinkable: experimenting with anesthesia gases to make surgery pain-free. While doing so, his demonstration before a panel of his peers ends in a horrific mishap with his patient awakening under the knife; he is forced to leave his position in disgrace. To complicate matters, he becomes addicted to his own chemical experiments and gets involved with a criminal gang led by Black Ben [Francis de Wolff], and a ruthless killer Resurrection Joe [Christopher Lee]. Unfortunately, this shady partnership leads Dr. Bolton to further ruin, culminating in his unwitting participation in murder — for which he becomes the first victim of a blackmail scheme.

Mourning the accidental death of his wife and having just moved to New York with his young son, laconic police psychologist Cal Jamison is reluctantly drawn into a series of grisly, ritualistic murders involving the immolation of two youths.

A lonely boy becomes good friends with Ben, a rat. This rat is also the leader of a pack of vicious killer rats, killing lots of people.