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.

Reparto

Adam Arkin

Bob Miller

Joely Fisher

Susan Miller

Giancarlo Esposito

Dr. Lawrence Carver

Ken Jenkins

Lou Wolford

Phyllis Lyons

Allison

Michael Cudlitz

Andy

Jimmy Galeota

Bobby Jr.

Casey Biggs

Mayor Harold Warren

Viola Kates Stimpson

Mrs. Bell

Robin Dearden

Dr. Kennedy

Nancy Bell

Mary Devane

Paul Linke

Governor

Jeanne Hartman

Mrs. carter

Karen Constantine

Ellen Morgan

Mary Ann Schmidt

Nurse