The chilling and relentless Jigsaw killer returns to terrorize the city once again. When a gruesome murder victim emerges with unmistakable traces of Jigsaw's sinister methods, Detective Eric Matthews is thrust into a high-stakes investigation. To his surprise, apprehending Jigsaw seems almost too easy, but what he doesn't realize is that being caught is merely another piece of Jigsaw's intricate puzzle.
Serial killer 'NO1KNOWS' managed to elude the police for years. In fact they didn't even know he existed until, by chance, his video and audio recordings were found. By examining the recordings police were able to solve a number of murders around the world - although many men featured in the recordings were never found and it is unclear how many other victims there were since most of the video and audio recordings were destroyed (presumedly by NO1KNOWS himself).
In 1979, a group of young filmmakers set out to make an adult film in rural Texas, but when their reclusive, elderly hosts catch them in the act, the cast find themselves fighting for their lives.
London is terrorized by a vicious sex killer known as The Necktie Murderer. Following the brutal slaying of his ex-wife, down-on-his-luck Richard Blaney is suspected by the police of being the killer. He goes on the run, determined to prove his innocence.
A one-time (and now one-handed) master film editor toiling in the cinematic sweatshops of 1970s Italy becomes the prime suspect in a series of brutal murders.
At a high school senior prom, a masked killer stalks four teenagers who were responsible for the accidental death of a classmate six years prior.
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.
A psychotherapist journeys inside a comatose serial killer in the hopes of saving his latest victim.
Five high school cheerleaders, their coach and a couple of adolescent sex-crazed guys travel to a cabin in the woods for a weekend getaway only to be killed off one by one by an unseen maniac.
On Halloween night at a horror theme park, a costumed killer begins slaying innocent patrons who believe that it's all part of the festivities.
Henry likes to kill people, in different ways each time. Henry shares an apartment with Otis. When Otis' sister comes to stay, we see both sides of Henry: "the guy next door" and the serial killer.