The Conversation

The Conversation is a 1974 American mystery thriller movie. It was written, produced and directed by Francis Ford Coppola and starring Gene Hackman with supporting roles by John Cazale, Allen Garfield, Cindy Williams, Frederic Forrest, Harrison Ford, Teri Garr and Robert Duvall.
It was nominated for three Academy Awards in 1974 and lost Best Picture to "The Godfather Part II", another Francis Ford Coppola movie. 
In 1995, it was selected for preservation in the National Film Registry by the Library of Congress as being "culturally, historically, or aesthetically significant".