Investigation Discovery

Pull back the curtain on bizarre double lives and see the real stories of men and women who thought they were happily married, until the day they uncovered a shocking secret about their spouse leading them to wonder who it is they really fell in love with.

Nancy Grace, Derrick Levasseur, and Mara S. Campo tear through the evidence and clues, demanding justice for the victims of the biggest crime stories in this weekly exposé.

This stranger-than-fiction series explores the question of whether Natalia Barnett is an exploited Ukrainian child with dwarfism or a dangerous adult masquerading as a child. Featuring exclusive bombshell interviews with members of Natalia's adoptive family, relatives, friends, legal experts, and neighbors, this docuseries offers a never-before-seen glimpse into the Barnett family, Natalia's identity, Michael Barnett's October 2022 trial, as well as key insights into new theories and evidence.

Investigating a murder is hard enough. But when detectives realize the killer knows how to stage a crime scene to throw them off, the job gets even more difficult. They’re hunting down criminals who are sworn to protect and serve -- killers with a badge.

Active agents, informants, undercover operatives and victims disclose the ingenious tactics and difficult judgment calls that make the FBI the world’s most elite crime-fighting agency.

Exposes predatory and insidious behavior within Independent Fundamental Baptist (IFB) Churches, and the struggles of survivors to find justice. Featuring first-hand accounts from survivors, church defectors and activists, LET US PREY offers crucial insight into the troubling culture within the IFB and the stronghold the churches have on its members.

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.

Take a chilling look inside the homes of actual killers and meet their families. Also, get a peek at their prisons to hear from killers themselves, resulting in powerful, unsettling and contentious encounters.

Explores the crimes that occurred along Highway 20 between the late 1970s and the early 1990s, where several young women and girls vanished, were sexually assaulted, or were killed.

Disappeared is a gripping series that focuses on missing person cases. Each hour delves into one story, tracing the time immediately before the individual vanished for critical clues about the disappearance.

The key to solving the toughest homicides lies somewhere in the final hours of a victim's life. In each one-hour episode, determined investigators must piece together events during this critical window to reconstruct the timeline, unlock the motive, and ultimately close in on the killer.

Incorporating bodycam footage from the initial crime scene, surveillance video, and interrogation room recordings, homicide investigations unfold through dramatic real video footage providing an up-close perspective on homicide investigations.

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.

Gripping clips of kidnappings, break-ins, car chases, violent road rage incidents and other crimes rack up millions of views. But crimes gone viral goes beyond the jaw-dropping footage to tell the full story. Viral video of good samaritans who intervene to stop crimes, brave victims who fight back against their attackers, clever prison escapes and a shark heist.

Terrifying true stories of mothers and their children when nature’s strongest bond morphs into conspiracy, manipulation and murder. Acts of greed, revenge and cruelty leave trails of torment and destruction across America.

When we sleep, we are at our most vulnerable. Sometimes crimes occur when a few or even all key characters are fast asleep. These stories tap into the primal fear, present since childhood, of what happens once we shut our eyes.

These chilling stories of murder hit terrifyingly close to home -- each a real-life tale about the last thing anyone wants to find in their basement, a dead body. Every episode will make one think twice before ever stepping foot in the basement again.

Fast, furious and 100 percent real, High Speed Chase puts you directly in the driving seat for some of the most extraordinary and dangerous police chases ever captured on camera.

Forensic experts and investigators piece together strange clues and microscopic evidence to solve the most puzzling criminal cases... proving there is no such thing as a perfect crime.

When the sun sets, the strangest suspects pass through police stations, and officers encounter their weirdest and wildest behavior. Direct access to body cams and CCTV takes viewers along for the ride with police who must deal with insanity after dark.