Secrets Declassified with David Duchovny

In the razor's-edge theater of global brinkmanship, the world has come closer to annihilation than most ever knew.

Step inside the hidden areas where history was steered in secret. From Churchill's wartime bunker - complete with a direct line to FDR concealed inside his private bathroom - to a Soviet weapons base in the desert.

David Duchovny exposes a clandestine nuclear blast set off deep below Mississippi soil, and secret experiments conducted on citizens in the New York subway system.

A French Resistance operative hides explosives in baguettes to cripple a Nazi factory, an American soldier parachutes behind enemy lines to destroy critical supply routes, and Ukrainian forces deploy AI-guided drones to strike a Russian bomber fleet.