“Dog Day Afternoon” is a 1975 American biographical neo-noir crime drama film directed by Sidney Lumet, written by Frank Pierson, and produced by Martin Bregman and Martin Elfand. Starring Al Pacino, John Cazale, James Broderick, and Charles Durning, it chronicles the events following a bank robbery committed by Sonny Wortzik (Pacino) and Salvatore Naturale (Cazale).
“Dog Day Afternoon” was released in the United States on September 21, 1975, and received near-universal acclaim for the performances of its cast, its directing, and its screenplay. The film was nominated for six Academy Awards and seven Golden Globe awards, and won the Academy Award for Best Original Screenplay. In 2009, “Dog Day Afternoon” was deemed “culturally, historically, or aesthetically significant” by the Library of Congress, and was selected for preservation in the National Film Registry.
(Reference: “Dog Day Afternoon” (film) c/o Wikipedia)