The sadistic former chief of a tropical prison has a sample of a substance that would make cheap nuclear weapons possible. He also has memorized a key formula and is seeking the highest bids he can. He maintains his base of operations at the now-closed prison. Briggs & Co. must neutralize him. The plan by Briggs calls for Barney to pose as a former prisoner. Written by
Did You Know?
This episode marks one of the few times where the MI team directly kills someone. In most episodes they either manipulate the bad guys into killing each other or have them arrested by the authorities. See more
The script misstates the properties of Cesium-138, possibly deliberately, to prevent information about a hazardous material from being disseminated publicly. First of all, Cesium, regardless of its isotope, has a uniform melting temperature of 28.5 °C (83.3 °F), not 21.1 °C (70 °F) as stated by Barney during the briefing. It will burn, but not explode, when exposed to oxygen or air. It will, however, explode in water. Either reaction occurs whether it is in solid or liquid form, meaning that the requirement for keeping the metal cool is a plot hole as well. See more