George Blake was the last remaining Cold War spy. As a Senior Officer in the British Intelligence Service who was double agent for the Soviet Union, his actions had devastating consequences for Britain. Yet he was also one of the least known double agents, and remained unrepentant. In 1961, Blake was sentenced to 42 years imprisonment for betraying to the KGB all of the Western operations in which he was involved, and the names of hundreds of British...

She used to work for the US government, but very few people ever knew that. An expert in her field, she was one of the darkest secrets of an agency so clandestine it doesn't even have a name. And when they decided she was a liability, they came for her without warning. Now she rarely stays in the same place or uses the same name for long. They've killed the only other person she trusted, but something she knows still poses a threat. They want her...