The secret war: spies, ciphers, and guerrillas, 1939-1945

Before the deluge. Seekers after truth ; The British: gentlemen and players ; The Russians: temples of espionage

The storm breaks. The "fiction flood" ; Shadowing Canaris

Miracles take a little longer: Bletchley. "Tips" and "cillis" ; Flirting with America

The dogs that barked. "Lucy's" people ; Sorge's warnings ; The orchestra plays ; The deaf man in the Kremlin

Divine winds. Mrs Ferguson's tea set ; The Japanese ; The man who won Midway

Muddling and groping: the Russians at war. Centre mobilises ; The end of Sorge ; The second source ; Gourevitch takes a train

Britain's secret war machine. The sharp end ; The brain ; At sea

'Mars': the bloodiest deception. Gehlen ; "Agent Max"

The orchestra's last concert

Guerrilla. Resisters and raiders ; SOE

Hoover's G-men, Donovan's wild men. Adventurers ; Ivory towers ; Allen Dulles: talking to Germans

Russia's partisans: terrorising both sides

Islands in the storm. The Abwehr's Irish jig ; No man's land

A little help from their friends. "It stinks, but somebody has to do it" ; American traitors

The knowledge factories. Agents ; The jewel of sources ; Production lines ; Infernal machines

'Blunderhead': the English patient

Eclipse of the Abwehr. Hitler's Bletchleys ; "Cicero" ; The fantasists ; The "good" Nazi

Battlefields. Wielding the Ultra wand ; Suicide spies ; Tarnished triumph

Black widows, few white knights. Fighting Japan ; Fighting each other ; The enemy: groping in the dark

'Enormoz'

Decoding victory.