The Grass Harp is a 1995 American comedy-drama film based on the novella by Truman Capote. The screenplay, which was the final work of Oscar-winning screenwriter Stirling Silliphant, was adapted for the film. Directed by Charles Matthau, the film features a cast including Piper Laurie, Sissy Spacek, Walter Matthau, Jack Lemmon, Edward Furlong, and Nell Carter. Piper Laurie won the Best Supporting Actress award from the Southeastern Film Critics Association for her performance in the film.

Charles Marcus Matthau is an American director, producer, actor, and writer. He is the son of actor Walter Matthau and actress/author Carol Grace. Matthau gained recognition for his directorial work encapsulating humanity and humor, and is known for his film adaptations of books. He transitioned from an audio commentator in the Paramount Centennial Collection edition of The Odd Couple to a director over the years.