Season 4
6 episodes
58 min. per episode
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A relentless investigator battles betrayal and corruption within the police, risking everything to uncover the truth.
Episodes
When DCI Roz Huntley captures a serial killer, Forensic Coordinator Tim Ifield alerts AC-12 to a possible miscarriage of justice.
A dismembered body is discovered, and worries grow when Roz fails to report for duty. After further questioning of Michael Farmer unearths crucial new information, AC-12 challenge the case against him.
As shocking new evidence is unearthed, AC-12 step up their investigation into the case against Michael Farmer.
The discovery of new forensic anomalies appears to provide AC-12 with a major breakthrough. Meanwhile, Nick Huntley comes under scrutiny.
AC-12's future hangs in the balance after Hilton bars them from investigating Roz Huntley. But Roz's problems are building closer to home.
Drama series following the investigations of AC-12, a controversial police anti-corruption unit tasked with bringing corrupt police officers to justice.