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Spies: Who was Britain's greatest traitor?

Who was the greatest traitor in British history? George Blake was jailed for 42 years for handing secrets to the Soviet Union over years. He escaped from Wormwood Scrubs and is still living in Russia, only last year President Putin sent him a telegram singing his praises.

Roger Hermiston, author of The Greatest Traitor: The Secret Lives of Agent George Blake, and Gill Bennett, former chief historian at the Foreign Office, discuss which double-agent was greatest traitor in British history.

First broadcast on BBC Radio 4's Today programme on Thursday 28 March 2013.

  • 28 Mar 2013
  • From the section UK