A computer at a nuclear power plant malfunctions and receives erroneous information of a radiation leak. It seals off the compound, trapping the crew inside.
Director
William Hale
William Devane
Frank Brolen
Michael Brandon
Carl Wyche
Adrienne Barbeau
Judy Wyche
Ralph Waite
Henry Stone
David Hayward
Larry Cadwell
M. Emmet Walsh
Sheriff Sweeney
US
