SERIES ONE: Lives and careers are on the line in this thrilling police anti-corruption drama following the investigation into DCI Tony Gates (Lennie James). Gina McKee, Vicky McClure, Martin Compston, Adrian Dunbar, Craig Parkinson and Neil Morrissey also star. SERIES TWO: When a police convoy is fatally ambushed, AC-12 pursue the sole surviving officer, DI Lindsay Denton (Keeley Hawes). Cast also includes Neil Morrissey, Mark Bonnar and Jessica Raine. SERIES THREE: When Firearms Officer Sergeant Danny Waldron (Daniel Mays) shoots dead a hardened criminal, AC-12 suspect foul play. Also starring Leanne Best, Arsher Ali and Will Mellor. SERIES FOUR: When DCI Roz Huntley (Thandie Newton) captures a serial killer, the chief forensic investigator (Jason Watkins) alerts AC-12 to a possible miscarriage of justice. SERIES FIVE: AC-12 face their most vicious adversary yet when they investigate possible police collusion following the shooting of three police officers during the hijack of a seized drugs haul. Stephen Graham and Rochenda Sandall star alongside returning cast members Martin Compston, Adrian Dunbar and Vicky McClure. SPECIAL FEATURES: Behind the Scenes Features, Actor Filmographies, Picture Galleries, English Subtitles