Daniel John Cannon is a British film and television producer, director and writer, known for executive producing the 15-season CSI: Crime Scene Investigation series franchise, and simultaneously executive producing the CSI: Miami and CSI: NY spin-offs.

CSI: Crime Scene Investigation, also referred to as CSI and CSI: Las Vegas, is an American procedural forensics crime drama television series that ran on CBS from October 6, 2000, to September 27, 2015, spanning 15 seasons. It is the first series in the CSI franchise. The series originally starred William Petersen, Marg Helgenberger, Gary Dourdan, George Eads, Jorja Fox and Paul Guilfoyle. Other cast members included Eric Szmanda, Robert David Hall, Louise Lombard, Wallace Langham, Lauren Lee Smith, Ted Danson, Laurence Fishburne, and Elisabeth Shue. The series concluded with a feature-length finale, "Immortality".