Investigation Discovery Natalia and Michael square off again in a no-holds-barred confrontation. 2026-04-20 Police are puzzled when a gruesome murder shakes their small town. A cryptic message is left behind at the scene, but the identity of the killer remains a mystery. 2026-04-20 When Heidi's alcoholic husband, Chris, goes missing, police uncover a dark secret hidden in the basement of the marital home. 2026-04-20 When mortgage broker Fay Zonis is found stabbed to death in her office, the Russian-American community is left devastated. Who could be behind her brutal murder? 2026-04-20 In Connecticut, an employee arrives at his bank with a bomb strapped to him, claiming he will die if not given money. 2026-04-20 On New Year's Eve, NFL player and former high school football star Darrent Williams is at a party. Soon after midnight, he's shot dead. 2026-04-20 Businessman Ted Ammon's wife gets revenge through her own scandalous affair, and it ends violently. 2026-04-20 After a call on Friday the 13th, Jose Herran vanishes. When investigators dig into the town he disappeared into, they uncover something monstrous. 2026-04-20 In Northern California, the brutal execution of a humble US Forest Service worker sends detectives on a multi-state manhunt for a deranged killer. 2026-04-20 Debra believes faith will help Randy overcome his past. After they marry, his violent side takes over. She escapes, but the next woman isn't lucky. 2026-04-20 Courtney thinks Mike is vulnerable, kind and sweet. When she finally has enough of his jealousy of everyone in her life, his rage explodes. 2026-04-20 NSYNC's Joey Fatone exposes the machinery behind stardom and its cost. Interviews with artists from Boyz II Men, 98 Degrees reveal the exploitation. 2026-04-20 When Jeff Silvernail finds his partner dead at home, it appears to be a burglary gone wrong. But police soon uncover the ultimate betrayal. 2026-04-20 When park ranger Randy goes missing in the Sierra Nevada Mountains his colleagues work tirelessly to locate him. But will Randy be found alive? 2026-04-20 Police are puzzled when a murder shakes their small town. A cryptic message is left behind, but the identity of the killer remains a mystery. 2026-04-20 After a call on Friday the 13th, Jose Herran vanishes. When investigators dig into the town he disappeared into, they uncover something monstrous. 2026-04-20 When Heidi's alcoholic husband, Chris, goes missing, police uncover a dark secret hidden in the basement of the marital home. 2026-04-20 Businessman Ted Ammon's wife gets revenge through her own scandalous affair, and it ends violently. 2026-04-20 Natalia and Michael square off again in a no-holds-barred confrontation. 2026-04-20 In Northern California, the brutal execution of a humble U.S. Forest Service worker sends detectives on a multi-state manhunt for a deranged killer. 2026-04-20 After a call on Friday the 13th, Jose Herran vanishes. When investigators dig into the town he disappeared into, they uncover something monstrous. 2026-04-20 NSYNC's Joey Fatone exposes the machinery behind stardom and its cost. Interviews with artists from Boyz II Men, 98 Degrees reveal the exploitation. 2026-04-20 The Samards' seemingly happy marriage is hiding a fault line of secrets and lies. 2026-04-20 When mortgage broker Fay Zonis is found stabbed to death in her office, the Russian-American community is left devastated. 2026-04-20 The confrontation between Natalia and Michael comes to an unexpected end. As details of her past come to light, Natalia finds her forever family. 2026-04-21 When an off-duty police officer happens upon a minor theft, he jump-starts an investigation into one of California's most depraved serial killers. 2026-04-21 When detectives respond to a 911 call from a Miami apartment, they uncover a bloody scene with a successful social media influencer at the centre. 2026-04-21 Someone murders a father, sets his home ablaze, and his sons disappear. A so-called family friend steps forward, shifting the case. 2026-04-21 CCTV, wiretaps and the DNA left at the scene of the Kim Kardashian diamond heist soon have the cops closing in on a surprising gang of suspects. 2026-04-21 Two young women are poisoned by a mysterious man called Fred. The fear: that a serial killer is targeting sex workers on the streets of London. 2026-04-21 Michael Roseboro's intense affair spirals out of control and sets a collision course with murder. 2026-04-21 On Friday the 13th, 14-year-old Amber vanishes. A year later, Chelsea disappears nearby. A survivor exposes a predator hiding in plain sight. 2026-04-21 When a South Carolina man turns up dead in the Black River, Inv. Morris must figure out who's lying to him: the victim's wife or his mistress. 2026-04-21 Someone murders a father, sets his home ablaze, and his sons disappear. A so-called family friend steps forward, shifting the case. 2026-04-21 Just before Thanksgiving 1994, a killer slays Robin at home while her child is asleep. A relentless investigation circles her husband. 2026-04-21 At the end of the '90s boy band frenzy, music managers promise a new wave of young men a shot at fame but behind the scenes loom alleged predators. 2026-04-21 As Michael's trial approaches, he shifts fault to Kristine and catches a break when the judge throws out any talk of Natalia's age during the trial. 2026-04-21 Cast and crew recount the rise of Glee and reveal how sudden stardom and the unrelenting pressure of making a hit show can have tragic consequences. 2026-04-21 Colleen sails into the sunset with Jean Paul on his luxury yacht and is never heard from again. Has she fallen foul of her lover's temper? 2026-04-21 On Friday the 13th, 14-year-old Amber vanishes. A year later, Chelsea disappears nearby. A survivor exposes a predator hiding in plain sight. 2026-04-21 When detectives respond to a 911 call from a Miami apartment, they uncover a bloody scene with a successful social media influencer at the centre. 2026-04-21 Michael Roseboro's intense affair spirals out of control and sets a collision course with murder. 2026-04-21 The confrontation between Natalia and Michael comes to an unexpected end. As details of her past come to light, Natalia finds her forever family. 2026-04-21 When a South Carolina man turns up dead in the Black River. Morris must figure out who's lying to him: the victim's wife or his mistress. 2026-04-21 On Friday the 13th, 14-year-old Amber vanishes. A year later, Chelsea disappears nearby. A survivor exposes a predator hiding in plain sight. 2026-04-21 On New Year's Eve, NFL player and former high school football star Darrent Williams is at a party. Soon after midnight, he's shot dead. 2026-04-21 Detectives reach deep into the past in an attempt to discover what happened to Rachanda Pickle. 2026-04-21 The collapse of a medical marijuana store triggers a vicious murder in a secret basement. 2026-04-21 Just before Thanksgiving 1994, a killer slays Robin at home while her child is asleep. A relentless investigation circles her husband. 2026-04-21