Lucy Letby:Unanswered Questions

Mortimer Brewster, a newspaper drama critic, playwright, and author known for his diatribes against marriage, suddenly falls in love and gets married; but when he makes a quick trip home to tell his two maiden aunts, he finds out his aunts' hobby - killing lonely old men and burying them in the cellar!

An emotionally scarred highway drifter shoots a sadistic trick who rapes her, and ultimately becomes America's first female serial killer.

The zodiac murders cause the lives of Paul Avery, David Toschi and Robert Graysmith to intersect.

Molly Stewart, a teen at the top of her class who survives by working nights as a prostitute on Hollywood Blvd, finds her world beginning to fall apart when a depraved, necrophiliac serial killer begins targeting LA’s streetwalkers.

The story of the early, murderous roots of the cannibalistic killer, Hannibal Lecter – from his hard-scrabble Lithuanian childhood, where he witnesses the repulsive lengths to which hungry soldiers will go to satiate themselves, through his sojourn in France, where as a med student he hones his appetite for the kill.

A wealthy New York investment banking executive hides his alternate psychopathic ego from his co-workers and friends as he escalates deeper into his illogical, gratuitous fantasies.

The chilling true story of the "two of a kind" killing cousins, Angelo Buono and Kenneth Bianchi, better known as the Hillside Stranglers.

A jaded homicide detective has been put on the case of a ruthless killer in the city of Chicago, who leaves a trail of horribly mutilated and dismembered corpses along with perversely ironic biblical quotes.

A disgraced FBI agent with a drinking problem joins nine other troubled law enforcement officers at an isolated detox clinic in the wilds of Wyoming. But the therapeutic sanctuary becomes a nightmarish hellhole when a major snowstorm cuts off the clinic from the outside world and enables a killer on the inside to get busy.

A journalist duo go on a tour of serial killer murder sites with two companions, unaware that one of them is a serial killer himself.

Coming from a police family, Tom Hardy ends up fighting his uncle after the murder of his father. Tom believes the killer is another cop, and goes on the record with his allegations. Demoted to water-way duty Tom, along with new partner Jo Christman, navigate the three rivers looking for clues and discovering bodies. This time the victims are women Tom knows, he must find the killer to prove his innocence.

Following the arrest of her mother, Ramona, young Vanessa Lutz decides to go in search of her estranged grandmother. On the way, she is given a ride by school counselor Bob Wolverton. During the journey, Lutz begins to realize that Bob is the notorious I-5 Killer and manages to escape by shooting him several times. Wounded but still very much alive, Bob pursues Lutz across the state in this modern retelling of Little Red Riding Hood.

A documentary about a theorized gang of serial killers that has been killing young men in the United States since 1997. It's believed they have murdered upwards of 80 college-aged men and do so by drowning their victims and then dump the bodies in nearby lakes and rivers for authorities to find.

Detective Kaniyan Poonkundran is hungry for a challenging case to investigate and the mystery of a murdered dog leads to a rival who could be the match for him.

A young Vienna-based taxi driver of Turkish origin witnesses an extremely brutal murder. The perpetrator, a serial killer, makes eye contact with her; a deadly game of cat-and-mouse ensues.

Three converging story lines involving bootleggers, a serial killer and drug dealers are followed. A former drug dealer tries to go straight, but comes across a stash of stolen drugs. Meanwhile, a middle-aged suburban housewife hides a sadistic and vicious streak.

Martha Beck, an obese nurse who is desperately lonely, joins a "correspondence club" and finds a romantic pen pal in Ray Fernandez. Martha falls hard for Ray, and is intent on sticking with him even when she discovers he's a con man who seduces lonely single women, kills them and then takes their money. She poses as Ray's sister and joins Ray on a wild killing spree, fueled by her lingering concern that Ray will leave her for one of his marks.

During the summer of 1977, a killer known as the Son of Sam keeps all of New York City on edge with a series of brutal murders.

Forensic psychologist and detective Alex Cross travels to North Carolina and teams with escaped kidnap victim Kate McTiernan to hunt down "Casanova," a serial killer who abducts strong-willed women and forces them to submit to his demands. The trail leads to Los Angeles, where the duo discovers that the psychopath may not be working alone.

Rookie cop, Amelia Donaghy reluctantly teams with Lincoln Rhyme – formerly the department's top homicide detective but now paralyzed as a result of a spinal injury – to catch a grisly serial killer dubbed 'The Bone Collector'. The murderer's special signature is to leave tantalizing clues based on the grim remains of his crimes.