How To Steal the World is a 1968 adventureaction film based on the series The Man from U.N.C.L.E., with Robert Vaughn and David McCallum reprising their roles as secret agents Napoleon Solo and Illya Kuryakin. It also stars Barry Sullivan and Eleanor Parker.
U.N.C.L.E. agents Napoleon Solo Robert Vaughn and Illya Kuryakin David McCallum investigate when fellow agent Robert Kingsley Barry Sullivan and European general Maximilian Harmon Leslie Nielsen disappear. Shortly afterward, five of the worlds top scientists are mysteriously abducted. The trail leads to the Himalayas, where Kingsley has set himself up as potential world dictator, hoping to use the combined talents of the scientists to build a device that will spread mindcontrolling gas throughout the planet. However, his wife Margitta Kingsley Eleanor Parker has different plans for the gas.
Source: Wikipedia