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.
Bob Miller
Susan Miller
Dr. Lawrence Carver
Lou Wolford
Allison
Andy
Bobby Jr.
Mayor Harold Warren
Mrs. Bell
Dr. Kennedy
Mary Devane
Governor
Mrs. carter
Ellen Morgan
Nurse
