It’s a race against time to beat the Nazis to the first nuclear bomb. After his epiphany in London, Leo Szilard must convince the scientific establishment to take the nuclear threat seriously. He turns to Frederick Lindemann, a friend of Winston Churchill.

Meanwhile, in Germany, two scientists are about to make a discovery that will change the rules of science.

https://www.bbc.co.uk/programmes/p08n1lkb