Un consigliere dell'ambasciata russa a Parigi chiede asilo politico e comincia a fare rivelazioni, che coinvolgono personaggi insospettabili, sulla rete di spionaggio sovietica in Occidente. Le testimonianze del consigliere provocano una catena di suicidi, dimissioni e "siluramenti".

Story of a Russian intelligence officer Nikolai Kuznetsov (known as lieutenant Paul Wilhelm Zibert) who worked in the capital of occupied by fascist troops Ukraine. 960 days and nights were left until the end of the Second World War.

The film is based on the actual events of the Portland Spy Ring trial in the U.K. A disgruntled Navy Clerk is transferred to a secret research establishment and is subsequently black-mailed/paid by Czech intelligence to procure secrets for them. He seduces the secretary who controls the most secret documents, and they enjoy the fruits of their treachery until the British authorities begin to close in on them.

Physicist Ted Hall is recruited to join the Manhattan Project as a teenager and goes to Los Alamos with no idea what he'll be working on. When he learns the true nature of the weapon being designed, he fears the post-war risk of a nuclear holocaust and begins to pass significant information to the Soviet Union.

When a small British owned island in the Caribbean is invaded and the world's most dangerous terrorist kidnaps a member of the Royal family, the countdown to World War 3 begins. If anyone can prevent the oncoming apocalypse it's the American President, but her closest ally the British Prime Minister appears to have gone stark raving mad.