A story about English born Joan Stanley, who was a Soviet and communist party sympathizer, becomes employed as a British government civil servant and gets recruited by the KGB in the mid-1930s. She successfully transfers nuclear bomb secrets to the Soviet Union (Russia), which enables them to keep up with the west in the development of atomic weapons, and remains undetected as a spy for over a half a century.
|Release||19 April 2019|
|Genre||Biography, Drama, Romance|
|Cast||Judi Dench, Sophie Cookson, Stephen Campbell Moore|