John Huston, who had long suffered from emphysema, personally asked Robert Mitchum to take his part in this film after he was hospitalized with pneumonia. Mitchum filmed the role during a break from War and Remembrance (1988).
The "original actor" cast in the role of Mr. Bosworth was John Huston, father of the director (Danny Huston) and one of the female leads (Anjelica Huston).
In the courtroom scene, the water pitcher on the judge's bench is a commercial foodservice type made of polycarbonate plastic, a material only first made in 1953.
The Cole Porter song "You Do Something to Me" was prominently featured at the end of the film, including being played and sung by the band at the ball. The film was set in 1926, but Cole Porter did not publish this song until 1929.
During the time-period of this movie, the Newport Casino did not have a tennis court located where it is shown in the movie. It was merely an open lawn.