With unique and unprecedented access to one of the world's oldest social networking societies this series asks who are the Freemasons and what do they do?
Stars: Chris Noon, Peter Lowndes, Garry Hacking

Episode 1
0:00 As the United Grand Lodge of England celebrates its 300th anniversary the secretive organisation throws open the doors of its wood-panelled rooms to show some of what goes on behind-the-scenes.

Episode 2
43:52 Cameras capture one of the most important ceremonies in Freemasonry as two men undertake their Second Degree ceremony to become Fellow Craft Masons. Two members organise a charity boxing event.

Episode 3
1:28:01 The most powerful of all Masonic rituals comes under the spotlight.

Episode 4
2:12:10 Freemasons reveal why they joined the brotherhood. Plus, it's the annual ladies' night in Bedford and a new music-themed lodge opens in South Wales.

Epideo 5
2:56:18 Liverpool player Adam Lallana's Freemason father David opens a football-themed lodge as the world's oldest fraternity looks for new ways to attract members.