In December, the busiest time of the year, a derailment outside the depot creates a logjam.

British Transport Police officers Tom and Chris deal with a group of young men who are refusing to leave the station.

Inspector Luakasz patrols Lancaster Station, known as `fare-dodger land'.

Carl is one of 87 conductors recruited to run TransPennine Express's fleet of new trains. After 14 weeks of training, he is about to under go his final exam. But, as a new virus spreads from China to Europe, passengers are starting to stay away.