Documentary telling the stories of the people who keep London's transport network operating - from night-bus drivers and road maintenance staff to the controllers overseeing it all. The first episode reveals a city constantly on the verge of gridlock - and it falls to Transport for London staff to try to keep the system working. Tow-truck driver Sean has to deal with a pregnant motorist who can't face driving through the Blackwall tunnel, while central control room operator Chris must cope with multiple accidents blocking the roads on a Friday night.

Documentary exploring the busy world of London's night-buses. A city that never sleeps, the number of passengers travelling at night has tripled over the years. London's night bus service has grown to cope with the demand but now its drivers are faced with unpredictable crowds. Duane Williams is a night bus driver from Brixton's bus garage. He likes the ladies but some of his passengers are just too loud to cope with. Driver Tommy McKerr faces trouble on the notorious N25 route when a gang of young men storm his bus without paying. And Jeff, a homeless man, shows how he has perfected the art of riding the longest night bus route in London to help him keep warm.

Following London's bus drivers as they deal with more passengers than ever before.

How Victoria Coach Station has been transformed, effectively becoming a new border.

How Transport for London is trying to get people out of cars and on to bikes and buses.

A look at Transport for London's special unit within the Metropolitan Police.