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 (season 14) CSI: Crime Scene Investigation (season 14) The fourteenth season of "" premiered on September 25, 2013 on CBS, and ended on May 7, 2014. The season stars Ted Danson and Elisabeth Shue. The series's 300th episode aired during the season, with Marg Helgenberger guest starring in the landmark episode in a series of newly recorded "flashbacks" to a case that occurred in the time frame of the first season. Due to the leave of absence taken by George Eads following his altercation with a writer, he appears only in the first three episodes of the season, under the pretext of