Line of Duty stars Martin Compston, Vicky McClure and Adrian Dunbar reunite ahead of series six

They are the formidable acting force who make up on-screen police anti-corruption unit, AC-12. And Line Of Duty stars Martin Compston, Vicky McClure and Adrian Dunbar reunited ahead of series six filming as they attended a magazine bash on Tuesday. AC-12: Line Of Duty stars Martin Compston, Vicky McClure and Adrian Dunbar reunited ahead of series six filming as they attended a magazine bash on Tuesday Martin, 35, shared the photo to his Instagram page, writing: 'Last team blow out before we get down to chasing bent coppers #radiotimescovers #lineofduty #flemnott.' New role: Trainspotting star Kelly has been confirmed as the guest lead in the next series of BBC's Line of Duty In duty: She will take on the role of Detective Chief Inspector Joanne Davidson alongside the existing returning cast Acclaimed: Her most iconic role to date is perhaps as Diane in Trainspotting alongside Ewan McGregor Incredible: She received a 2011 Emmy Award nomination for her role as Margaret Thompson alongside Steve Buscemi in Boardwalk Empire Face of the screen: Kelly in a still taken from BBC show The Victim, a Scottish thriller series Series regular Martin fueled fan excitement for the upcoming sixth series as he shared a snap of the script's first episode. Back in action: Line of Duty's Martin, 35, has fueled fan excitement for the upcoming sixth series as he shared a snap of the script's first episode Sneak peak: The actor, who plays Detective Steve Arnott, built on anticipation for the new series with the photo and wrote, 'Guys.