On Satanism and demonic possession

After a personal tragedy, a police detective investigates a school massacre committed by a student - and another massacre. Are the 3 tragedies linked to demon possession?

A priest with a haunted past and a novice on the threshold of her final vows are sent by the Vatican to investigate the death of a young nun in Romania and confront a malevolent force in the form of a demonic nun.

An invisible entity haunts a 19th century family, and family secrets soon begin to surface.

Rumors of demonic possession at a religious convent prompts a church investigation into the strange goings-on among its nuns. A disaffected priest and his neophyte are confronted with temptation, bloodshed and a crisis of faith.

Cristina, a journalist of Mexican origin, travels to her ancestral home in Veracruz to investigate a story of sorcery and healing. There, she is kidnapped by a group of locals who claim she's the devil incarnated.

When a mysterious entity possesses a young girl, her mother seeks the help of two Catholic priests to save her life.

A teenage girl once possessed by a demon finds that it still lurks within her. Meanwhile, a priest investigates the death of the girl's exorcist.

A police lieutenant uncovers more than he bargained for as his investigation of a series of murders, which have all the hallmarks of the deceased Gemini serial killer, leads him to question the patients of a psychiatric ward.

In 1947, having abandoned his faith, Father Merrin joins an archaeological excavation in Kenya, where an ancient church has been unearthed and something much older waits to be awoken.

William Peter Blatty's director's cut of "The Exorcist III" which was thought to be lost. Recovered and released in 2016 under its original title, this is the definitive cut of the film based on his novel "Legion".

Decades before Father Merrin helped save Regan MacNeil's soul, he first encounters the demon Pazuzu in Kenya. Merrin's initial battle with Pazuzu leads to the rediscovery of his faith.

When two girls disappear into the woods and return three days later with no memory of what happened to them, the father of one girl seeks out Chris MacNeil, who's been forever altered by what happened to her daughter fifty years ago.

Follows two priests dealing with cases of a demonic presence targeting a family and a foster home.

Private investigator Matthew Scudder is hired by a drug kingpin to find out who kidnapped and murdered his wife.

A lawman and a priest work together to battle demonic forces.

In the tradition of PARANORMAL ACTIVITY, found footage documents the real life exorcisms of Anneliese Michel, history's most notorious victim of demonic possession.

A lawyer takes on a negligent homicide case involving a priest who performed an exorcism on a young girl.

A young woman with epilepsy suffers a breakdown during her first year at university, then decides to seek help from a priest in battling the troubles associated with her strict upbringing.

In 1987 Poland, a police officer investigating mysterious disappearances infiltrates a remote monastery and discovers a dark truth about its clergy.

Homicide detective John Hobbes witnesses the execution of serial killer Edgar Reese. Soon after the execution, the killings start again, and they are very similar to Reese's style.

A mysterious man arrives at the offices of an FBI agent and recounts his childhood: how his religious fanatic father received visions telling him to destroy people who were in fact "demons."

Paranormal investigators Ed and Lorraine Warren work to help a family terrorized by a dark presence in their farmhouse.

Ed and Lorraine Warren travel to North London to help a single mother raising four children alone in a house plagued by a supernatural spirit.

A sleep study goes awry when participants start to go missing.

A couple begins to experience terrifying supernatural occurrences involving a vintage doll shortly after their home is invaded by satanic cultists.