RELEASED ON JUNE 20, 1974, Chinatown has been part of the cultural record for 50 years. In 1991, it was inducted into the Library of Congress’s National Film Registry. In 2010, when Chinatown was 36 years old—the same age as Jack Nicholson when he starred in the movie, when he was, by broad critical consensus, at the peak of his star power—a poll of The Guardian’s top critics proclaimed it “the best film of all time.” So, we might take the occasion of its 50th birthday in 2024 to celebrate a consecrated classic.