A baby is abandoned in a dustbin, and the team battle an unexpected outbreak of diphtheria
Liam starts a fight in a bar and questions where his aggressive behaviour stems from.
In 1960s London, model Christine Keeler deals with an explosive love triangle.
The Lyell team investigate the fatal crash of a private jet carrying an American diplomat.
Louis Theroux meets the women legally providing sexual services to paying clients.
Four people who think they want a nose job get a unique insight into the procedure.