Tim Dunn and Siddy Holloway make their way over and explore the disused Jubilee line areas of Charing Cross station, which is now more famous as a film location.

Tim and Siddy visit King William Street, the earliest disused station on the deep tube. Siddy also sees new life breathed into Knightsbridge’s long-abandoned lifts.

Tim and Siddy walk the Piccadilly line at night to explore the hidden World War 2 remains of Brompton Road. Siddy reveals the unexpected wartime use for St Pauls.

Tim and Siddy explore the brand new Elizabeth Line – and have access to 2 of its stations weeks before the line opens. Siddy also explores the disused parts of Angel.