This acclaimed and popular fact-based ITV procedural taken from the memoirs of real-life London DCI Colin Sutton offers a compelling central performance from Martin Clunes as Sutton, as he determinedly worked the most daunting homicides facing the Metropolitan Police. Claudie Blakley, Stephen Wight also star. The second series-which followed the investigation leading to the 2009 arrest of "Night Stalker" serial rapist Delroy Grant (Jude Akuwudike)-also starred Bally Gill, Matthew Gravelle, Sule Rimi, David Witts. 4 episodes on 1 disc. 3 hrs. Widescreen; Soundtrack: English.