1.6K views | Sir David Jason goes behind closed doors in stately homes hiding incredible spy secrets, and visits key locations central to Britain’s espionage history – such as the Mayfair hotel that was a spy hangout in the 1930s. Combining beautiful locations with stranger-than-fiction spy stories, David Jason's Secret Service takes a riveting new look at the dark art that Britain gave to the world. David Jason's Secret Service premieres tonight at 7:30pm AEDT. | HISTORY | Facebook

Sir David Jason searches out Britain's eccentric amateur inventors and backyard boffins, who played a key role in the defeat of Hitler and created the machinery of 21st-century surveillance. David Jason's Secret Service, watch tonight at 8pm or stream now: www.knowledge.ca/program/david-jasons-secret-service | Knowledge Network

What secret spy device is this? New episode of David Jason's Secret Service tonight at 7:30pm AEDT. | HISTORY

1.9K views · 15 reactions | Actor and British national treasure, Sir David Jason, is a passionate enthusiast of all things espionage! He's travelling around the UK and beyond to reveal the secret places and people who act as guardians and gatekeepers of the incredible but true story of Britain's spy history. New episode of David Jason's Secret Service tonight at 7:30pm AEDT. | HISTORY | Facebook