Answer
Glenn Close portrayed Sarah Cooper in the 1983 American comedy-drama film "The Big Chill". The movie follows a group of college friends as they reunite after the suicide of their mutual friend. It features an ensemble cast including Tom Berenger, Jeff Goldblum, William Hurt, Kevin Kline, Mary Kay Place, and Meg Tilly, with Close in a supporting role. The film explores themes of friendship, loss, and the challenges of adulthood.