"Dramatization of the 1980 eruption of Mount St. Helens."
Centers on the events leading up to the cataclysmic 1980 eruption of Mount St. Helens in Washington, with the story beginning on the day volcanic activity started on March 20, 1980, and ending on the day of the eruption, May 18, 1980.
Harry Truman

David Jackson

Linda Steele

Clyde Whittaker

Otis Kaylor

Sheriff Wayne Temple

Kilpatrick

Hendricks

Mr. Ellison

David Crockett
Lloyd Wagner

Col. Arnholt
Dr. Romarantin
Newscaster
Reeder
Schmitty

Chad
Curry
Bedsoe

Patty Jean
Bandleader
Pamela
Cook
English Reporter
Photographer
Shopkeeper
Ginny
Radio Operator
Resnick
Cindy
Mrs. Ellison
Stunt Man

Stunt Man

Reporter #1
Reporter #2
Girl on the Street
Stunt Girl
Stunt Baby
Logger #1
Logger #2
Logger #3
Guardsman
News Director
Man Watching TV
Narrator (voice) (uncredited)
