S2.10 Fallout
Jail awaits - Klaus Fuchs is going down. But will he take Ursula with him?
S2.9 Dead cat, live cat
A double life implodes. Fuchs faces judge and jury
S2.8 The uncertainty principle
The spy catchers close in. Klaus Fuchs is caught in the crosshairs
S2.7 Critical mass
The interrogation of a spymaster. Ursula is questioned as Klaus Fuchs returns to England
S2.6 Camp Y
Lives on the line. The Fuchs family is drawn into the espionage
S2.5 An irreversible reaction
A double life gets more dangerous. Fuchs joins America's bomb project
S2.4 A stable bond
The spy meets his spymaster
S2.3 Unstable elements
The fate of the world is decided: Klaus Fuchs joins a top-secret atomic bomb mission
S2.2 A split life
The world鈥檚 most dangerous spy? A young scientist鈥檚 journey into espionage
S2.1 A grave matter
The man who stole the atomic bomb. And why he did it
