A chemical engineer, who recently moved to town, struggles to find a way to kill a deadly new variant of Cryptosporidium that has infiltrated the town's water supply, causing people who drink it to die of thirst.
Key credits listed on this page include Bill L. Norton, John Mandel, Paul A. Kaufman, Adam Arkin, Joely Fisher, Giancarlo Esposito, Ken Jenkins, and Phyllis Lyons.