Klute is a 1971 dramatic film directed and produced by Alan J. Pakula, written by Andy and Dave Lewis, and starring Jane Fonda, Donald Sutherland, Charles Cioffi and Roy Scheider. It tells the story of a prostitute who assists a detective in solving a missing person's case.
Klute was the first installment of what informally came to be known as Pakula's "paranoia trilogy". The other two films in the trilogy are The Parallax View (1974) and All The President's Men (1976).