The rise, fall, and improbable resurgence of Ashley Madison, the dating website aimed at marriage cheats. Pioneers in outrageous viral advertising,...

In cases ripped from the headlines, police investigate serious and often deadly crimes, weighing the evidence and questioning the suspects until...

When 15-year-old Jennifer Pandos went missing in 1987, her parents told everyone she ran away. Decades later, her brother Stephen begins a relentless...

Who is Arthur Knight? A bookish nice guy just woken up from a coma? Or Nicholas Rossi in disguise - a sexually aggressive narcissist and one of...

Victims' rights activist John Walsh and his son, Callahan, showcase time-sensitive, unsolved cases in desperate need of attention, mobilizing the...

Dogged investigator Allegra Dill returns to her border-town Texas home after her sister is murdered. What begins as a search for a killer turns into...

Lake Erie is home to some of North America’s darkest and deadliest murder cases. Dive deep into its most notorious mysteries and hear insight...

A rogue detective with unorthodox means leads an investigation into a massacre committed by unicorn mask-wearing assassins at an Israeli high school.

As a killing resembling a cold case resurfaces in a small town, the chase for the truth falls on two policemen who each harbor secrets of their own.

The extraordinary story of two New York City detectives who are convicted of a sensational murder, their decades-long fight to clear their names, and...

Uncover the truth behind the crimes that shocked the nation.

There are consequences when BFFs - short for best friends forever - turn into frenemies. Episodes showcase true stories of intense friendships - and,...

The First 48 follows detectives from around the country during these first critical hours as they race against time to find the suspect. Gritty and...

Weaving harrowing narratives of quiet Middle American towns torn apart by provocative murders. Each town's tale is given life by the combined...

Share personal accounts from victims' family members, jurors, members of law enforcement and journalists involved with each case to gain an intimate...

After a serial killer imitates the plots of his novels, successful mystery novelist Richard "Rick" Castle receives permission from the Mayor of New...

An emotional thrill ride through the day-to-day chaos of the city's most explosive hospital and the courageous team of doctors who hold it together....

The story of two vampire brothers obsessed with the same girl, who bears a striking resemblance to the beautiful but ruthless vampire they knew and...

An edge-of-your-seat view into the lives of everyday heroes committed to one of America's noblest professions. For the firefighters, rescue squad and...

Seven noble families fight for control of the mythical land of Westeros. Friction between the houses leads to full-scale war. All while a very...

In the criminal justice system, sexually-based offenses are considered especially heinous. In New York City, the dedicated detectives who investigate...

Due to a political conspiracy, an innocent man is sent to death row and his only hope is his brother, who makes it his mission to deliberately get...

The series centers on the conflict between a group of rebels from the year 2077 who time-travel to Vancouver, BC, in 2012, and a police officer who...

Thanks to a Japanese scientist's invention of synthetic blood, vampires have progressed overnight from legendary monsters to fellow citizens. And...