Liz Hayes and her panel reconstruct the bedroom where a 25-year-old model was brutally executed, in one of Australia's most shocking unsolved murders.

Dawn breaks in the blissful Tasmanian coastal town of St. Helens, and the body of 15-year-old Eden Westbrook is found hanging from a tree in a public park. Liz Hayes and the Under Investigation panel discover serious flaws in the police investigation, with new witnesses painting a terrifying scenario of what befell this vivacious teen that night.

The shooting of Kumanjayi Walker by former NT police officer Zachary Rolfe in 2019 sparked one of the most contentious and racially-charged criminal sagas in Australian history. But as Liz Hayes and her Under Investigation team of experts discover, at the core of this case is a heart-pounding mystery where the stakes were life or death.

Supposedly safe in witness protection, Andrew Petrelis, the star witness in a $40 million dollar drug importation is instead found dead just before he's due to give his testimony. His death is deemed a tragic drug overdose, but Liz Hayes and her team of experts tear that theory apart.

China's authoritarian government is quietly developing artificial intelligence designed to conquer and control its citizens. Now, the world's most powerful authoritarian state is directing its AI capability squarely at the West – and our living rooms. Liz Hayes and her team of experts investigate just how far China's silent invasion will go.

Former WA cop Adrian Moore exploited his authority and the trust vested in police to manipulate, rape, and abuse thirteen women over a decade before being convicted on 87 charges in 2022. Liz Hayes and her team of experts ask how Moore got away with it for so long and examines whether a growing litany of police misconduct cases are isolated horrors, or emblematic of a nationwide crisis amongst those we should trust the most.

The disappearance of Ballarat woman Samantha Murphy has horrified Australia. In a special report, Liz Hayes and her team of experts take Under Investigation to the frontline of this baffling mystery.

Sandrine Jourdan was a vivacious mother of three living in the small town of Caboolture until she mysteriously vanished in 2012. Liz Hayes and her team of experts raise serious doubts about the official narrative.

When a 12-year-old Queensland girl was brutally killed, her sister's boyfriend Graham Stafford was almost immediately convicted with her murder. Liz Hayes and her team of experts examine the flawed investigation and a shocking miscarriage of justice.

While searching for a snake in her garage, a devoted mother is fatally shot in the back by her husband. Liz Hayes and her team of experts examine the events surrounding that fateful night.