The Choirboys is a 1977 American comedy-drama film directed by Robert Aldrich, written by Christopher Knopf and Joseph Wambaugh based on Wambaugh's 1975 novel of the same name. It features an ensemble cast including Charles Durning, Louis Gossett Jr., Randy Quaid, and James Woods. The film was released to theaters by Universal Pictures on December 23, 1977.

Joseph Aloysius Wambaugh, Jr. is a best-selling American writer known for his fictional and nonfictional accounts of police work in the United States. Many of his novels are set in Los Angeles and its surroundings and feature Los Angeles police officers as protagonists. He won three Edgar Awards, and was named a Grand Master by the Mystery Writers of America.