The Day After is an American television film that first aired on November 20, 1983, on the ABC television network. The film postulates a fictional war between the NATO forces and the Warsaw Pact over Germany that rapidly escalates into a full-scale nuclear exchange between the United States and the Soviet Union. The action itself focuses on the residents of Lawrence, Kansas, Kansas City, Missouri, and several family farms near American missile silos. The cast includes JoBeth Williams, Steve Guttenberg, John Cullum, Jason Robards, and John Lithgow. The film was written by Edward Hume, produced by Robert Papazian, and directed by Nicholas Meyer.

Lawrence is a city in and the county seat of Douglas County, Kansas, United States, and the sixth-largest city in the state. It is in the northeastern sector of the state, astride Interstate 70, between the Kansas and Wakarusa Rivers. As of the 2020 census, the population of the city was 94,934. Lawrence is a college town and the home to both the University of Kansas and Haskell Indian Nations University.