Duration: 1h

TV-MA 8.4 Crime / Drama / Thriller

Line of Duty S4E1

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

Release Date: March 26, 2017 (UK)

Creator: Jed Mercurio

Cast: Martin Compston, Vicky McClure, Adrian Dumbar, Craig Parkinson, Gregory Piper, Nigel Boyle, Anneika Rose, Keeley Hawes, Polly Walker