As new documents reveal fascinating new details about the infamous MI6 double agent Kim Philby and his betrayals, Mark Hollingsworth reflects on how despite the evidence, he and fellow Soviet agent An ...

Trove of newly declassified files detail investigations into some of the country’s most notorious double agents, the ‘Ring of ...

The British secret service has declassified new documents about the famous spy who ended up fleeing to Moscow, where he died alone and drunk 25 years later ...

Newly declassified files show the moment the notorious Cambridge double agent finally confessed to his treachery.

Cambridge spy Kim Philby had no regrets about his treachery ... After being recruited at Cambridge University in 1934, Philby joined MI6 – which mainly handled covert operations overseas ...

Cambridge spy Kim Philby said he would have done it all again ... where his oldest friend and fellow MI6 officer Nicholas Elliott confronted him over his treachery. Philby was a high-flying ...

Two of the Cambridge spies, Donald Maclean and Guy Burgess, fled to Russia in 1951. A third, Kim Philby, continued to work for foreign intelligence agency MI6 despite falling under suspicion. As ...

Helenus Milmo, a barrister and wartime MI5 officer, was tasked with trying to wring the truth from Kim Philby. Some seven ...

Confessions of double agents and tips for new spies have been released as part of a tranche of recently-declassified documents from MI5. The documents are part of a new exhibition on display at the ...