Using masterfully restored footage from recently declassified images, The Bomb tells a powerful story of the most destructive invention in human history. From the earliest testing stages to its use as the ultimate chess piece in global politics, the program outlines how America developed the bomb, how it changed the world and how it continues to loom large in our lives. The show also includes interviews with prominent historians and government insiders, along with men and women who helped build the weapon piece by piece.

Explore how one man's relentless drive and invention of the atomic bomb changed the nature of war forever, led to the deaths of hundreds of thousands of people and unleashed mass hysteria.

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 spy novels ever written.