List of CSI: Crime Scene Investigation episodes

CSI: Crime Scene Investigation premiered 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, whilst 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, whilst season eight had 17 episodes due to the WGA strike. Season nine had 24 episodes, whilst 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, whilst the fifteenth season received a reduced order of 18 episodes. The two-hour series finale was aired on September 27, 2015.

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, 337 episodes of CSI: Crime Scene Investigation aired over 15 seasons.

William Petersen, Marg Helgenberger, Gary Dourdan, George Eads, and Paul Guilfoyle star. Jorja Fox joins the main cast in the second episode. Eric Szmanda, Robert David Hall, and David Berman recur.

William Petersen, Marg Helgenberger, Gary Dourdan, George Eads, Jorja Fox, and Paul Guilfoyle star. Eric Szmanda, Robert David Hall, and David Berman recur. Khandi Alexander, Rory Cochrane, Adam Rodriguez, David Caruso, and Emily Procter guest star in "Cross Jurisdictions," the pilot episode of CSI: Miami.

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