
Siegfried is the main antagonist of Get Smart. He was a high-ranking KAOS agent who responsible for overseeing the attack against CONTROL and the acquisition of yellowcake uranium. He was the mastermind behind the plan which armed 20 unstable dictators of unfriendly nations with nuclear weapons which nearly plunge the world into nuclear war. He arranged for a dirty bomb to smuggled into Los Angeles which would destroy the city and killed the president. After his plans were foiled, Siegfried attempted to retreat but was thrown out of the window and possibly killed by his henchmen Dalip after he insulted Dalip’s wife Zeenat.