About this showing of Secrets of the London Underground
Tim Dunn and Siddy Holloway discover the hidden world of the Waterloo and City, the only line entirely underground.
Coming up on TV
Secrets of the London Underground
Waterloo and City
On U and YESTERDAY on Thu 24 Sep 2026 at 06:10, ending at 07:10.
When is it on?
Secrets of the London Underground starts at 06:10 on U and YESTERDAY on Thu 24 Sep 2026.
Airing details
ChannelU and YESTERDAY
StartsThu 24 Sep 2026, 06:10
EndsThu 24 Sep 2026, 07:10
Episode / edition: Waterloo and City
Next showing of Secrets of the London Underground
The next currently listed showing is Thu 24 Sep 2026, 07:10 on U and YESTERDAY.
See all current showings