Potters Bar - Where Did They Film That?

Potters Bar is a town in the Hertsmere district of Hertfordshire, situated immediately north of the M25 motorway and approximately fourteen miles north of central London. Despite being in Hertfordshire, the town is closely integrated into the London commuter network and is served by Thameslink and Great Northern services with fast trains to London Moorgate and King's Cross. The town has suburban residential character with some light industry and retail areas but few notable historic buildings. It lies near the boundary with the London Borough of Enfield.