The British double agent who defected to Russia and taught enemy spies

“I’m looking back on my career in the enemy camp, this 30-year career in the enemy camp,” he says in the grainy video, standing behind a lectern in thick-rimmed glasses and a suit and tie. “Every evening, I left the office with a big briefcase full of reports which I had written myself, full of files taken out of the actual archives. I used to hand them to my contact in the evening. Next morning I’d get the file back, the contents having been photographed, and take them back early in the morning and put the files back in their place. That I did regularly, year in, year out.”