CSI: Crime Scene Investigation (season 4) CSI: Crime Scene Investigation (season 4) The fourth season of "" premiered on CBS on September 25, 2003 and ended May 20, 2004. The series stars William Petersen and Marg Helgenberger. Nick accidentally leaks information to a news reporter ("Assume Nothing"), and Catherine tries to discover how a body ended up in a bathtub ("All for Our Country") during the fourth season of "CSI". Supervised by Grissom and Willows, the Las Vegas CSIs are tasked with investigating the bizarre, the unlikely, and the unprecedented, including a disappearing gun ("Homebodies"), the death of a baby during a heatwave ("Feeling the Heat"),
CSI: Crime Scene Investigation occasion, been accompanied by Electric Light Orchestra's "Mr. Blue Sky". This song was first used in the season-seven episode "Lab Rats", and last used during season 10's "Field Mice". From "CSI", CBS produced a franchise starting in 2002 with a spin-off entitled "". Set in Miami, Florida, and starring David Caruso and Emily Procter, "Miami" later launched "" in 2004. Starring Gary Sinise, Sela Ward, and Melina Kanakaredes, "NY" was set in New York City and was based upon the idea that "Everything is Connected". In 2015, a fourth "CSI" series, entitled "", starring Patricia Arquette and Ted Danson, was