Selma Diamond was a Canadian-born American comedian, actress, and radio and television writer, known for her high-range, raspy voice and her portrayal of Selma Hacker on the first two seasons of the NBC television comedy series Night Court. Diamond was also the main inspiration for the character of Sally Rogers on the series The Dick Van Dyke Show.

Night Court is an American television sitcom that premiered on NBC on January 4, 1984, and ended on May 31, 1992, after nine seasons consisting of 193 episodes. The show is set in the night shift of a Manhattan Criminal Court presided over by a young, unorthodox judge, Harold "Harry" T. Stone, and was created by comedy writer Reinhold Weege, who had previously worked on Barney Miller in the 1970s and early 1980s.