The Trigger Effect

The Trigger Effect is a 1996 American thriller film written and directed by David Koepp and starring Kyle MacLachlan, Elisabeth Shue and Dermot Mulroney. It is the only Amblin Entertainment film to be distributed by Gramercy Pictures. The film follows the downward spiral of society during a widespread and lengthy power outage in Southern California. The film was inspired by the 1978 documentary television series Connections, and the 1960 The Twilight Zone episode "The Monsters Are Due on Maple Street", which starred Koepp's uncle, actor Claude Akins.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.