Undercover CIA agent James Olson takes Vanessa Kirby on a nail-biting mission behind the Iron Curtain. In the late 1970s, James was tasked with tapping an underground communications line between Moscow and a top-secret nuclear weapons facility. Under constant surveillance from the KGB, he would need to use a combination of traditional spycraft and hi-tech gadgetry to intercept this priceless intel without risking a diplomatic catastrophe. Could YOU evade detection? From SPYSCAPE, the home of secrets and skills. A Cup And Nuzzle production. Series producer: Gemma Newby. Produced by Joe Foley. Music by Nick Ryan.