John Wayne Gacy: Devil in Disguise

True stories of Finnish criminal acts. Most of the stories have been previously published in the Nordic Police Stories book series.

High-stakes exploits turn deadly — and shake a global church to its core — in this extraordinary true crime story.

Dateline NBC, or simply Dateline, is a weekly American television newsmagazine series. It was previously the network's flagship newsmagazine, but now focuses mainly on true crime stories with only occasional editions that focus on other topics.

Combines four to five segments of dramatic re-enactments, interviews and updates of real human and paranormal mysteries. An audience interactive call-to-action request allowed viewers to call in with tips to help solve the cases.

Tracks the rise and fall of serial killer expert Stéphane Bourgoin whose dark lies are exposed by sleuthing fans.

Heart-wrenching, personal stories of unsolved missing cases and unexplained deaths that continue to baffle investigators and horrify those left behind. Each mystery is brought to life by unravelling the evidence, compelling viewers to hunt for answers as police continue to seek the public's help.

Making use of re-enactments with the help of crime specialists and journalists, as well as the testimonies of victims, each episode sheds light on the modus operandi of thieves who have shaken up the people of Quebec, then and now.

A six-part, true crime docuseries about a mysterious murder of Ken Rex McElro that took place in the ‘80s with at least 60 witnesses present, all of whom deny seeing anything.

Based on horrifying true incidents that happened between 1985 - 1995 in Chennai, still remembered as 'Once upon a time in Madras'.

Working for nearly three decades with the Charlotte (N.C.) Police Department, Detective Gary McFadden has developed unorthodox methods that have helped him solve more than 700 homicide cases. He has a 90-percent success rate with the investigations he pursues. "I Am Homicide" shows how Detective McFadden uses his street smarts to work the neighborhood networks and gather critical information for leads, at times risking his life by trusting the streets he calls home.

The story of how the lottery invented to finance a zoo was incorporated by Rio de Janeiro's popular culture and, in the hands of organized gangsters, transformed itself into an immense crime empire.

NBC News correspondents Keith Morrison, Josh Mankiewicz, Stephanie Gosk and Andrea Canning examine the final day of a victim’s life – the split-second decisions and pivotal moments that made the difference between life and death. Detectives retrace those crucial hours looking for clues to solve the mystery.