An experiment of psychological effects under stressful conditions in a shelter. When fifteen strangers are put into a nuclear shelter to see how long they can survive without interaction with the outside, things work out fine.
Ben Gazzara
Mike Zella
Kate Nelligan
Sarah Howell
Kate Reid
Camille Dupont
Burt Lancaster
Dr. Herbert Monroe
Erland Josephson
Swanson
Ingrid Thulin
Mrs. Havemeyer