"I saw a very good Hollywood film the other day. It was about Cole Porter"

Julie Harris is likely referring to the biographical film "De-Lovely" which was released in 2004. The movie follows the life of the well-known author and songwriter Cole Porter, played by Kevin Kline. It follows his increase to fame, his struggles with his sexuality, and his troubled marital relationship to Linda Lee Thomas, played by Ashley Judd. The movie is a musical, featuring a lot of Porter's most well-known songs, and is an event of his life and work. Julie Harris likely discovered the film to be a really enjoyable and entertaining experience, as it is a reliable and amusing movie. It is a fantastic method to learn more about the life of Cole Porter and to value his music.