List of CSI: Crime Scene Investigation episodes

CSI: Crime Scene Investigation is an American procedural crime drama TV series that premiered on CBS on October 6, 2000. Since then, fifteen seasons have been broadcast.

The first season consisted of 23 episodes, including a two-part pilot episode written by series creator Anthony E. Zuiker. Seasons two, three, and four also had 23 episodes each, while season five had 25 episodes, including a two-part season finale directed by Quentin Tarantino. During seasons six and seven, the episode count was 24, whereas season eight had 17 episodes due to the 2007-08 WGA strike. Season nine had 24 episodes, and season ten returned to the series standard of 23 episodes. Seasons eleven, twelve, thirteen, and fourteen set a new standard of 22 episodes per season, but the fifteenth season received a reduced order of 18 episodes. The two-hour series finale aired on September 27, 2015.^[1]

The first nine seasons have been released on DVD in Region 1 and Region 2 territories. Seasons 1, 8 (only in France, The Netherlands, Belgium and Germany), 9 (not in Belgium and Germany) and 10 (only in Germany) have been released on Blu-ray Disc. During the course of the series, 335 episodes of CSI: Crime Scene Investigation aired, including two specials.