Anne-Marie Duff reads the incredible true story of Ursula Kuczynski: lover, mother, soldier, spy. By Ben Macintyre. A radical young German Jewish woman is recruited by the Soviets. Show more

Anne-Marie Duff reads the true story of Ursula Kuczynski: lover, mother, soldier and Soviet spy. By Ben Macintyre. 'Agent Sonya' nets the biggest fish of her espionage career. Show more

Anne-Marie Duff reads the incredible true story of Ursula Kuczynski: lover, mother, soldier, spy. By Ben Macintyre. British Intelligence is closing in on 'Agent Sonya'. Show more

Anne-Marie Duff reads the incredible true story of Ursula Kuczynski: lover, mother, soldier, spy. By Ben Macintyre. In 1930s Shanghai, Ursula starts work as a spy for the Soviets. Show more

Anne-Marie Duff reads the thrilling true story of Ursula Kuczynski, Soviet spy. By Ben Ben Macintyre. In Switzerland, 'Agent Sonya' plots an assassination attempt on Adolf Hitler. Show more