People Magazine Investigates
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.
Season 1
11 episodes
Premiered Nov 7, 2016
Season 2
12 episodes
Premiered Nov 7, 2017
Season 3
15 episodes
Premiered Nov 6, 2018
Season 4
12 episodes
Premiered Nov 4, 2019
Season 5
12 episodes
Premiered Mar 22, 2021
Season 6
13 episodes
Premiered Jun 6, 2022
Season 7
14 episodes
Premiered Jul 10, 2023
Season 8
12 episodes
Premiered Oct 28, 2024
Season 9
12 episodes
Premiered Jan 12, 2026
Ep 1The Long Island Serial Killer: The Lost Girls
When a vivacious young escort, Shannan Gilbert, vanishes on Long Island's south shore in 2010, her disappearance leads police to discover the bodies of ten other victims dumped by a serial killer.
Ep 2The Long Island Serial Killer: New Revelations
The discovery of four women's bodies on Gilgo Beach was just the beginning. But who is the Long Island Serial Killer? Investigators uncover multiple suspects and shocking theories, as they race to capture this prolific killer before he strikes again.
Ep 3What Happened to Baby Lisa?
[Gone Without a Trace] In 2011, a 10-month-old baby girl goes missing from her home in Kansas City. The family fears she's been kidnapped by a drifter, only to be accused by the police of being responsible for her disappearance.
Ep 4Stranger Than Fiction
[Murder by the Book] On June 12, 1991, outgoing Jackie Galloway is found strangled and bound with ritualistic knots. Police investigate suspects in her inner circle but are shocked when a chance encounter with a prowler leads them to discover the murderer is a budding serial killer.
Ep 5Cabin 28: Horror in the Woods
[The Keddie Murders] A mother and three teens are murdered in the remote town of Keddie, California. Despite a trail of suspects and illicit activity, no one was ever brought to justice. But recently discovered evidence may be the key to finally cracking case.
Ep 6Hollywood Horror Story
[A Ghastly Discovery] In 2012, hikers in Los Angeles' Hollywood Hills discover the severed head of Hervey Medellin, a retired flight clerk. The cast of suspects includes former lovers, drug cartels and a murderous porn star, in a tale of lust, greed and butchery.
Investigation Discovery
US
