Season 4 Episode 1: Episode 1

Watch Line of Duty season 4 episode 1 tv series online free
Release: Mar 26, 2017

After months of hunting a serial killer, DCI Roz Huntley faces intense pressure to apprehend a suspect. Michael Farmer is caught and charged with the crimes, but doubts about the young man's guilt lead the chief forensic investigator to AC-12.

When DCI Roz Huntley captures a serial killer, Forensic Coordinator Tim Ifield alerts AC-12 to a possible miscarriage of justice.

Line of Dutyexpand_lessSeason 4