It’s Back, a new series of Line of Duty out today.
There will be seven episodes, making it the longest series so far.
Martin Compston, Vicky McClure and Adrian Dunbar will reprise their roles in the Jed Mercurio drama about corruption inside the police force.
Starts Sunday 21 March, 9pm on BBC One and BBC iPlayer.
Series two is currently being repeated on BBC One, while all five previous series can be watched on BBC iPlayer.