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.

ITVX drama A Spy Among Friends, starring Guy Pearce and Damian Lewis, throws new light on the Kim Philby affair via his friendship with (and brutal betrayal of) fellow MI6 agent Nicholas Elliott.

One night last January, Harold Adrian Russell Philby, 51, a British journalist based in Lebanon, headed off for an appointment, telling his wife Eleanor that he would join her later in the evening ...

How did notorious traitor Kim Philby manage to infiltrate MI6 and send its most sensitive secrets to the Soviets? Now, for the first time, his account in a once secret tape Show more How did ...