Gerald Bull worked on an Iraqi supergun for Saddam Hussein before being murdered.

Soviet intelligence agents, the Koechers, penetrate the CIA.

Oswald Mosley formed the British Union of Fascists and counted Hitler and Goebbels amongst his wedding guests, but was jailed when the Germans threatened to invade Britain.

Israel's nuclear weapons are revealed to the world by a former technician.

The story of the CIA mole who sold the Soviets identities of "human assests" from behind the Iron Curtain.

Edwin Wilson illegally sold explosives to a Libyan dictator.