Something’s afoot at Downton Abbey and there’s an unexpected arrival on the case to solve the mystery.

In a new sketch for ITV’s Text Santa day, the Earl of Grantham and Isobel Crawley have just settled down in the living room to begin the arduous task of auditioning for the house’s official Father Christmas.

But one auditionee has arrived with a more ominous task.

DCI Vera Stanhope, has shown up at the door to investigate, dun-dun-duuuun, a murder!

Brenda Blethyn as Vera
Brenda Blethyn as Vera (ITV)

“There hasn’t been a murder,” argues Lord Crawley.

“It’s a stately home, there’s always been a murder,” hits back Vera.

Penelope Wilton, Brendan Coyle and Hugh Bonneville Downton
Penelope Wilton, Brendan Coyle and Hugh Bonneville (ITV)

And there’s one shifty suspect already popping out of the woodwork…