Under the glass top of Grissom's desk is a photo of the series' executive producer Jerry Bruckheimer. All the equipment in the lab is fully functional, and was either purchased outright, or donated/loaned to the show for product placement. The original name of 'William L. Petersen' 's character was Gil Scheinbaum. 'William L. Petersen' changed the name to Gil Grissom because of his admiration for astronaut Gus Grissom. The extreme popularity of this TV series was credited for a large ...[Read Story ]