

Explore compelling cases that have gone cold for years, chronicling the journeys of the detectives who reopened them. The detectives relive the events of the crimes, reveal new twists and startling revelations, relying on breakthroughs in forensic technology and the influence of social media to help crack these cases.

Real crimes, disease outbreaks and accidents around the world are solved by experts using scientific laboratory analysis which helps them find previously undetectable evidence. Brilliant scientific work helps convict the guilty and free the innocent.

Uncover the heart-wrenching true stories behind crimes that transcended headlines and became part of popular culture. Exclusive first hand interviews reveal shocking twists, new evidence, and unexpected resolutions.

The fascinating cases of every day, seemingly average moms, wives and girlfriends accused of murder. Did they really do it? And if so, why?

Investigates a wide range of historically compelling topics and the mysteries surrounding each including the Titanic, D.B. Cooper, Roswell, John Wilkes Booth, and more. Fresh, new evidence and perspectives will be showcased, such as never-before-released documents, personal diaries and DNA evidence.

Crime drama set in the 1960s about an old-school detective trying to come to terms with a time when the lines between the police and criminals have become blurred.

Inspired by actual events, this true crime anthology series takes a deep dive into the dark, twisted minds of terrorists and follows the brave souls who hunt them down.

The hunt to catch the killer of three young women in the Port Talbot area in 1973 and the remarkable story of how - in the first case of its kind - the mystery was solved almost 30 years later using pioneering DNA evidence. Contrasting the policing methods of the 1970s with the forensic breakthroughs of the early 2000s, the series portrays a town dealing with the repercussions of an unsolved case three decades on, and asks if justice can ever truly be found.

Explore the world’s most fascinating, strange and inexplicable mysteries. Each episode features compelling contributions from scientists, historians, witnesses and experiencers—each seeking to shed light on how the seemingly impossible actually can happen.

Monsters can be found lurking behind any innocent smile and on any street corner in America. Never-before-seen-video footage stares straight into the eyes of these killers who hide in plain sight. Anyone can be a monster.

Morfa Halen is a tight-knit Welsh town precariously nestled between towering mountains and a fast-encroaching sea that threatens its very existence. As a once-in-a-generation storm begins to gather far out at sea, former detective turned teacher Jackie Ellis discovers the body of her 8-year-old pupil, Cefin, seemingly drowned. The discovery sends shockwaves through the community, reviving the ghost of an unsolved cold case that rocked the town three years prior - the disappearance of Jackie’s niece, Nessa, which cost her career.

Set against the stunning Scottish landscape in and around Dundee, three compelling female characters — Emma Hedges, Prof. Sarah Gordon and Prof. Kathy Torrance — join forces to uncover the truth about an unsolved murder case that's very close to home.

These are the terrifying tales of the unwanted neighbors who turn home sweet home into home sweet hell. A look inside the lives of horrific neighborly disputes and what happens when a simple issue turns into the worst night of a family's life. Do you really know who lives next door? This true-crime series tells the chilling tales of those with the misfortune to unwittingly take up residence within a stone’s throw of a psycho or killer.

A rootless genius, Iris Nixon, steals an enigmatic code from a charming philanthropist and disappears. A tense countdown ensues as she races to unravel the code's mystery.

What happened in the final days of Gabby Petito's life? In this gripping true-crime series, her loved ones reveal the untold story of her tragic murder.

Eighty-five million acres make up the National Park System, and only 33 special agents nationwide are responsible for investigating crimes that occur on this public land. This documentary series follows the uniquely qualified team that leads the investigations as they seek to bring law and order to some of America’s most rugged and remote landscapes, tackling a new case each season.

Filmed over 10 years, this real-life thriller follows a DNA exoneree who, while exposing police corruption, becomes a suspect in a grisly new crime.

In Chicago, Marissa Irvine arrives at 14 Arthur Avenue, expecting to pick up her young son Milo from his first playdate with a boy at his new school. But the woman who answers the door isn't a mother she recognizes. She isn't the nanny. She doesn't have Milo. And so begins every parent's worst nightmare.

Maritime mysteries—old and new—come to life in this series, combining scientific data and digital re-creations to reveal shipwrecks, treasures, and sunken cities on the bottom of lakes, seas and oceans around the world.

Not long after the Cecil Hotel in Los Angeles opened in 1924, a guest committed suicide in one of its rooms, beginning a decades-long string of murders, suicides or otherwise unexplained...

Dr. Joyce Reardon, a psychology professor, commissions a team of psychics and a gifted autistic girl to find out the truth about an old, supposedly haunted mansion called Rose Red.