Here's a brand new series that train enthusiasts will love. Filmed in numerous locations across the space of a year this new six-part observational documentary series head behind the scenes of Britain's railways. Nearly 1.5 billion journeys are made on the railways every year, but it takes a whole host of hard-working people to keep the trains moving. The first episode takes us to King's Cross station, where the staff are working in cramped conditions and train dispatcher Laxman is getting ready to retire after 35 years...