After his abdication, Edward and Wallis holiday in America, unaware they are being tailed by US intelligence agents. The outbreak of war and dealings with a Nazi collaborator in Lisbon raise concerns for MI5.
In 1935, suspecting that Edward was being blackmailed, King George V ordered his son to be put under surveillance. In 1936, the Home Office ordered MI5 to listen into the future king's phone calls.
This 2-part documentary series reveals the truth about King Edward VIII's affair with American divorcée Wallis Simpson, and the espionage operation that accompanied the investigation.