Browse the full Investigation Discovery TV guide for Friday, 23 October 2026. 26 programmes listed , including 6 tonight. UK listings updated daily — scroll down to tonight's highlights or use the day tabs above to browse the weekly schedule.
Early Morning
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00:00 1h
High Speed Chase
S2 · E3 · Terror on the InterstateA chase through a Florida town ends with a shock for pursuing deputies.A chase through a Florida town ends with a shock for pursuing deputies. Officers put themselves in danger to pursue a burning car in Illinois. -
01:00 1h
High Speed Chase
S2 · E4 · AK on the HighwayOfficers chase down two suspects with an assault rifle.Officers chase down two suspects with an assault rifle who are intent on shooting their way out. A terrifying pursuit results in multiple casualties. -
02:00 1h
American Detective with Lt Joe Kenda
S1 · E1 · Hazard LightsThe abduction and murder of a young schoolteacherVeteran investigator Robert Cushing revisits the abduction and murder of a young schoolteacher in a New England town. He is appalled by the depravity of the killer's plan -
03:00 1h
American Detective with Lt Joe Kenda
S1 · E5 · Goodbye HorsesA young mother is murdered steps from a vacant summer homeOn Chincoteague Island, a young mother is murdered steps from a vacant summer home. Det. Danny Plott learns she was lured to her death by a mysterious phone call -
04:00 1h
The Perfect Murder
S4 · E6 · Garden of EvilA tragic case of mistaken identity that led to murderA tragic case of mistaken identity that led to murder. In 2006, a break-in resulted in the death of 31-year-old resident Daniel Ott, who had been mistaken for a car thief of the same name - the intended target -
05:00 1h
The Perfect Murder
S4 · E10 · Death in the FamilyThe death of Randy ScheffieldThe death of Randy Scheffield. When his relatives found him dead in bed in December 2001, they suspected a heart attack, but it turned out he'd been shot in the back of the head. The murderous act rocked the victim's small Ohio town for several years until the mystery was solved
Morning
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06:00 30m
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06:30 30m
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07:00 30m
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07:30 30m
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08:00 1h
American Detective with Lt Joe Kenda
S1 · E1 · Hazard LightsThe abduction and murder of a young schoolteacherVeteran investigator Robert Cushing revisits the abduction and murder of a young schoolteacher in a New England town. He is appalled by the depravity of the killer's plan -
09:00 1h
American Detective with Lt Joe Kenda
S1 · E5 · Goodbye HorsesA young mother is murdered steps from a vacant summer homeOn Chincoteague Island, a young mother is murdered steps from a vacant summer home. Det. Danny Plott learns she was lured to her death by a mysterious phone call -
10:00 1h
American Detective with Lt Joe Kenda
S1 · E9 · Black WaterThe body of a computer programmer is found submerged in a bathtubIn Pennsylvania, the body of a computer programmer is found submerged in a bathtub. Leads are scarce until detectives uncover a series of troubling voicemails -
11:00 1h
American Detective with Lt Joe Kenda
S2 · E1 · Run the WicketsA former mayor of an Ohio town turns up dead in his hunting cabinA former mayor of an Ohio town turns up dead in his hunting cabin. Detective Ryan Allar explores whether this is political retaliation or something more personal
Daytime
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12:00 1h
The Perfect Murder
S4 · E6 · Garden of EvilA tragic case of mistaken identity that led to murderA tragic case of mistaken identity that led to murder. In 2006, a break-in resulted in the death of 31-year-old resident Daniel Ott, who had been mistaken for a car thief of the same name - the intended target -
13:00 1h
American Monster
S6 · E8 · Out of His ShellThe fatal shooting of 20-year-old Dustin WehdeBrett and Mona Wehde lived a quiet life in sleepy rural Iowa raising their three children. When a new family arrived, relationships were made. However, behind closed doors a wicked plot was hatched leading to the fatal shooting of 20-year-old Dustin Wehde in December 2001 -
14:00 1h
American Monster
S6 · E9 · Life in FloridaThe murder of 78-year-old Jean SchwarzkopfIn 1997, 78-year-old Jean Schwarzkopf was murdered in Florida. The retiree's husband owned a jewellery business - was she murdered for her diamonds? -
15:00 1h
The Killer Beside Me
S3 · E5 · Fatal FraudHow a good deed led to the destruction of a woman's familyA mother forced her boyfriend to go to the police about his role in an insurance fraud scheme. However, this good deed soon led to her family's destruction -
16:00 1h
The Killer Beside Me
S3 · E6 · Hostage to GreedA callous conspiracy of greed that led to murderA brutal murder of a legal secretary left police with few clues to follow. Then, a co-worker's alibi fell apart to reveal a callous conspiracy of greed -
17:00 1h
Never Say Goodbye
S1 · E1 · Fatal PremonitionThe disappearance of a newly retired schoolteacherWhen a newly retired schoolteacher vanished into thin air, his daughter feared the worst. Nothing could prepare her for the series of mysterious events that will followed, which revealed a world of deception and double identity
Tonight's Highlights
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18:00 1h
Never Say Goodbye
S1 · E2 · Deadly SecretThe case of Katrina SmithWhen 30-year-old Katrina Smith, a loving wife and step-mother went missing, the search for her revealed that her once perfect life had come apart at the seams -
19:00 1h
Murder in the Heartland
S2 · E4 · Shallow GraveA case that began when a dog found a human skullA case from Oklahoma that began when a dog found a human skull, dropping it on a family's porch. Police had to navigate the victim's past to find the reasons for their death -
20:00 1h
Murder in the Heartland
S2 · E5 · Branches of EvilThe murder of Tray PhelpsThe murder of father, son and fiance Tray Phelps, who was found beaten to death in his own driveway. When his killers were revealed, it shocked his small town -
21:00 1h
Evil Lives Here: My Child the Killer
S1 · E3 · One Child in Heaven, One in JailA mother watches darkness take over her sonA mother watches darkness take over her son. Still, nothing prepares her for the day that darkness costs her not only her son, but her daughter, too -
22:00 1h
American Detective with Lt Joe Kenda
S3 · E5 · Mr. InnocentA Minnesota woman dies after an arson attack on her home.When a Minnesota woman dies after an arson attack on her home, Agent Fraik races to find the five-year-old girl she was babysitting. -
23:00 1h
American Detective with Lt Joe Kenda
S3 · E6 · Crimson SnowPolice find an accomplished U.S. Forest Service worker beneath a mound of snow.In California, police find an accomplished U.S. Forest Service worker beneath a mound of snow. A multi-state manhunt for a deranged killer ensues.