First-look at Father Brown series 13 shows Dame Maureen Lipman in guest role

Williams, 65, said: “My Dad was a surveyor and taught me how to look at buildings, not just their architecture but how they were used, and why they were where they are. So one of the constant pleasures of filming Father Brown for me is the places we film in, and I always have the relevant Pevsner’s Buildings Of England book to hand.