Under Investigation Season 4 Episode 1
The Cop Who Knew Too Much
Liz Hayes and Under Investigation's formidable experts investigate the strange death of a top SA cop in 1981. Written off as suicide for decades, compelling new revelations point to a sinister plot to kill the decorated detective.
4 - 8Slug GateNov. 14, 2022- 4 - 7Bad FaithNov. 07, 2022
- 4 - 6Girls GoneOct. 31, 2022
- 4 - 5Dark SeasOct. 24, 2022
- 4 - 4The HighwayOct. 17, 2022
- 4 - 3Gangs of SydneyOct. 10, 2022
- 4 - 2The Hate PoliceOct. 03, 2022
- 4 - 1The Cop Who Knew Too MuchSep. 26, 2022
