Festival crowds are back, and there is a mystery to solve in the station basement. Meanwhile, British Transport Police officers respond to a worrying report of a trespasser on the tracks.

A breakdown on the West Coast Mainline means the team must deal with serious disruption, and there is big news for tour guides Paul and Jackie.

The Central Station team have to help modernise the network - whether that's working on new rail electrification, or attempting a record-breaking journey from London to Euston.

A heatwave causes thousands of passengers to head for the beach, and a busy shift for Scotrail's CCTV staff throws up some dangerous challenges.

The Caledonian Sleeper takes one brave young passenger to London, while a writer explores the golden age of the service.

The Euros football tournament is here, providing the first big match-day crowds Central has seen in over a year. Meanwhile, Paul finds out whether the historical station tours can restart.