Great British Railway Journeys: Season 15, Episode 15

15 - 15: Northallerton to Chester-Le-Street

Michael Portillo confronts a detachment of Gurkhas, produces a fine heritage cheese and discovers a monster cracker that is key to making plastic, before ending his postwar journey from Merseyside to Teesside in a recreated 1950s street, where childhood memories are rekindled in the Beamish Museum hairdresser.