James "Pappy" Pinckney Miller (December 18, 1919, San Antonio, Texas - November 1, 2001, Flemington, New Jersey) was an American writer whose penname was "JP Miller". He was a leading playwright during the Golden Age of Television, receiving three Emmy nominations. A novelist and screenwriter, he was best known for Days of Wine and Roses, directed by John Frankenheimer for Playhouse 90 (1958) and later a motion picture (1962) directed by Blake Edwards.