The BBC have released the first proper trailer for the upcoming sixth series of Line of Duty.
Vicky McClure, Adrian Dunbar and Martin Compston will return alongside Shalom Brune-Franklin, a new addition to the AC-12 team. Kelly Macdonald makes her debut as guest lead Detective Chief Inspector Joanne Davidson, the senior investigating officer on an unsolved murder case whose suspicious conduct attracts the attention of Anti-Corruption.
As AC-12’s investigation uncovers deeper and darker information, will DCI Joanne Davidson turn out to be their most dangerous adversary yet?
It was previously announced that this series of Line of Duty will comprise of 7 episodes, making it the longest series to date and it will air weekly on BBC One and BBC iPlayer. Series 1-5 are available to watch as a boxset now on BBC iPlayer.
Line of Duty returns Sunday 21st March at 9.00pm on BBC One