This episode examines the events that led to the discovery of the largest slavery gang in UK history by West Midlands Police in 2015.

Robert Rinder investigates the case of Dr Ian Paterson, who was suspended by the General Medical Council in 2012 after allegations came to light that many of his surgical operations were not necessary. Plus, the Metropolitan Police reveal how they were able to identify and apprehend a mysterious burglar who targeted the village of Wimbledon for 10 years.