Madonna agreed to appear nude in "hot candle wax and cold champagne" sex scene, but nude footage wasn't included in the theatrical release. It was featured in the "un-rated" version, which was eventually released on DVD.
Patricia Cornwell wrote a novel with the same title. She successfully lobbied for a disclaimer in film's trailer and advertisements, saying the film had no connection to her novel.
Willem Dafoe attended a criminal trial to prepare for his role. The trial was interrupted when several people in the courtroom, including the judge and many jurors, recognized him and wanted to talk to him.