"Masterpiece Mystery" brings James Runcie's books to the small screen with this British detective series about the unique if unlikely partnership between Anglican priest Sidney Chambers (James Norton) and Detective Inspector Geordie Keating (Robson Green). The two join forces to solve baffling crimes when the vicar decides to take up sleuthing work as a hobby in his home village of Grantchester. With Morven Christie, Tessa-Peake Jones.7 episodes on 2 discs. 6 2/3 hrs. Widescreen; Soundtrack: English Dolby Digital 5.1; Subtitles: English (SDH).