Watch Cold War Secrets: Stealing the Atomic Bomb

On the 29th of August 1949, the USSR set off their first atomic bomb, just four years after the Americans. The speed with which they achieved this surprised the world. What nobody knew was that it was the result of espionage. At the centre of the operation was a very unusual female spy, Elizabeth Zaroubin, in a story worthy of the best KGB spy novels ever written.

Cold War Secrets: Stealing the Atomic Bomb is a 2015 documentary with a runtime of 52 minutes. It has received mostly positive reviews from critics and viewers, who have given it an IMDb score of 6.6.