Desc: The World After Nuclear War: Directed by Barbara Y.E. Pyle. With Georgi Arbatov, Carl Sagan. This half-hour film explores the chilling reality of an actual nuclear explosion and its devastating after effects, which have spurred numerous studies amongst scientists and nuclear test experts. Dr. Carl Sagan, Georgi Arbatov, and a team of American and Soviet scientists present their findings on the long-term consequences of nuclear war.