However, the Queen kept mum about any early warnings, only acknowledging she knew of suspicions around Blunt when his fellow spies ... with new evidence of his treachery, which ultimately led ...

These programmes examine the gradual exposure of the Cambridge Spies and reveal how the names Burgess, Philby, Maclean, Blunt and 'fifth man' Cairncross became synonymous with treachery at the ...

He seduces the secretary who controls the most secret documents, and they enjoy the fruits of their treachery until the British authorities begin to close in on them.