Infamous KGB Double Agent George Blake Dies At 98 : NPR
Famous American Double Agents
German football coach unmasked as suspected Russian double agent | World | News | Express.co.uk
Famous American Double Agents
Did Putin order the Salisbury hit?
Thirty Years Later, We Still Don't Truly Know Who Betrayed These Spies | History| Smithsonian Magazine
The Spies Who Came In From the Continent – Foreign Policy
How a Spanish chicken farmer became the greatest double agent of World War II | Boing Boing
US embassy hires security firm of former Russian spy who worked with Putin
The secret lives of MI6's top female spies | Financial Times
Cold War Spies: Who Were The Agents Who Turned Traitor, And Why? | HistoryExtra
Britain Warns Moscow Over Poisoning Of Ex-Russian Double Agent | 90.5 WESA
Revealed: Nazi spy was UK's first double-agent
Infamous KGB Double Agent George Blake Dies At 98 : NPR
German 'double agent' is arrested on suspicion of spying for the U.S. | Daily Mail Online
Russia May Use US and UK to Target, Kill Former Spies and Putin Enemies
U.S. to Impose New Sanctions on Russia Over Nerve-Agent Attack in U.K. - WSJ
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The Student and the Spy: How One Man's Life Was Changed by the Cambridge Five | Articles| Smithsonian Magazine
6 Daring Double Agents - HISTORY
Moscow square to be named after British double agent Kim Philby | Guernsey Press
Kim Philby - Wikipedia
The Greatest Double Agent in History - Priceonomics
