DCI Banks - Season 1 - Eps 6: Cold is the Grave: Part 2
Emily Rydell has apparently been brutally beaten to death and DCI Banks quickly ends up being in the middle of a murder investigation with many suspects. After a surveillance operation establishes a link between the murder of Charles McKay and Brian Clough, Banks and Annie soon work out that the two cases have to be connected.
About DCI Banks

Title: DCI Banks
First Air Date: 2011-09-16
Last Air Date: 2016-10-05
Status: Ended
Rating: 7.007/10 (from 69 votes)
Language: EN
Seasons: 6
Total Episodes: 30
Network: ITV1
Genres: Crime, Drama
Production Companies: Left Bank Pictures
Synopsis
A thrilling drama based on the novels by Peter Robinson. Stephen Tompkinson and Andrea Lowe star as the tenacious and stubborn Chief Inspector Alan Banks and the feisty and headstrong Detective Sergeant Annie Cabbot.
Cast

Stephen Tompkinson
Capitaine Alan Banks

Andrea Lowe
Lieutenant Annie Cabbot

Caroline Catz
Capitaine Helen Morton

Jack Deam
Lieutenant Ken Blackstone

Samuel Anderson
Vince Grady