The history documentary series returns with the story of the captured German spies who were then turned into double agents and used by MI5 to deceive Hitler during the Second World War. Newly released MI5 documents and interviews with former members of MI5 and its top-secret interrogation centre, Camp 020, tell how the double agents played a crucial role in the Normandy landings.
| Name | Type | Role | |
|---|---|---|---|
| Tilman Remme | Director |