Line of Duty - Season 6 - Episode 3
On the strength of evidence from a new witness, DCI Jo Davidson brings Terry Boyle back in for questioning about Gail Vella's murder. Kate is torn between loyalty to Jo and wanting to assist AC-12's investigation, and tensions increase when Kate encounters a face from the past with links to organised crime.
About Line of Duty

Title: Line of Duty
First Air Date: 2012-06-26
Last Air Date: 2021-05-02
Status: Returning Series
Rating: 8.236/10 (from 434 votes)
Language: EN
Seasons: 7
Total Episodes: 36
Network: BBC One BBC Two
Genres: Crime, Drama, Mystery
Production Companies: World Productions, BBC Drama Productions
Synopsis
A drama about the investigations of AC-12, a controversial police anticorruption unit.
Cast

Martin Compston
DS Steve Arnott

Vicky McClure
DC Kate Fleming

Adrian Dunbar
SI Ted Hastings

Gregory Piper
Ryan Pilkington

Nigel Boyle
DI Ian Buckells

Kelly Macdonald
DCI Jo Davidson

Owen Teale
Philip Osborne

Anneika Rose
Farida Jatri

Matthew Forsythe
Suitor