The Mirror 'I was a spy like Slow Horses' Jackson Lamb - then my disguise fell off'
As two big exhibitions are shedding light on the art of espionage, experts reveal what it takes to be a great spook - and why Jackson Lamb might be better at the job than 007
As two big exhibitions are shedding light on the art of espionage, experts reveal what it takes to be a great spook - and why Jackson Lamb might be better at the job than 007