The school gym, although built as a set for this film, was used as a real school gym by Hyde Park Elementary School until renovations were conducted in 2017.
Filming in the American state of Vermont predominantly took place in the town of Hyde Park after location manager T. Huw Davies [See: Huw Davies] "spotted the town in his rear-view mirror as he was driving past" according to an article published in the 10th May 1987 issue of 'The New York Times' newspaper.
First theatrical feature film directed by Robert Greenwald since Xanadu (1980) which was an interval of about eight years.
The film's closing credits give special thanks to ''the Governor's Office of the State of Vermont; Holiday Isle Resort; The Culver Studios; WVNY-TV, Burlington, VT; Molson Breweries; Boars Head Hot Dogs; Ben & Jerry's."
Bernie Sanders: The U.S. Democrat Senator as Bernie, a man giving out candy to trick-or-treaters. The American politician was at the time was the Mayor of Burlington in Vermont, USA.