Damian Lewis, left, and Guy Pearce star in the MGM+ limited series “A Spy Among Friends,” based on the true story of British double agent Kim Philby, an MI6 operative working for Communist Russia.

Guy Pearce as Kim Philby, left, and Damian Lewis as Nicholas Elliott, right, in "A Spy Among Friends." The actors spoke to Newsweek about how surprising they found the true story behind the MGM+ ...

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, Philby and fellow Soviet ...

Elliot, his friend at MI6, repeatedly had defended Philby in the twenty years before the final 1963 defection to Moscow and was made to look a complete fool when Kim slipped through his fingers in ...

He was the perfect British gentleman - polite, well-spoken, impeccable manners and a knack for charming everyone who came in his orbit. But behind all of that, Harold Adrian Russell "Kim" Philby ...

The English author’s words are used as an epigraph to “A Spy Among Friends”, Ben Macintyre’s bestselling book of 2014 about Harold “Kim” Philby, as well as for a new television adaptation.

Cold War double agent Kim Philby’s Moscow archive offered to British Library for £68,000 ... As the head of counter-Soviet intelligence, he became a fox in the henhouse, ...

David Ignatius’s Feb. 17 op-ed, “Sometimes, the story is about the spies who aren’t there,” was a clear example of how the virus of Kim Philby still infects the CIA and its staff. Philby ...

The Cambridge spy Kim Philby declared he would have done it all again after he finally confessed that he had been for years a Russian agent, according to newly-declassified intelligence files. The ...