List of CSI: Crime Scene Investigation episodes
Encyclopedia
CSI: Crime Scene Investigation
CSI: Crime Scene Investigation
CSI: Crime Scene Investigation is an American crime drama television series, which premiered on CBS on October 6, 2000. The show was created by Anthony E. Zuiker and produced by Jerry Bruckheimer...

premiered on October 6, 2000 and since then eleven seasons have aired, with a twelfth in production.

The first season had 23 episodes, including the two-part pilot episode written by series creator Anthony Zuiker; seasons two through four also had 23 episodes each. Season five had 25 episodes, while seasons six and seven had 24 each. Season eight was shortened to 17 episodes by the WGA strike
2007–2008 Writers Guild of America strike
The 2007–2008 Writers Guild of America strike, more commonly referred to as simply the Writers' Strike, was a strike by the Writers Guild of America, East and the Writers Guild of America, West ....

, but season nine returned to the previous seasons' standard of 24, while Season 10 had 23 episodes, due to the large gaps between many episodes. Season 11 had 22 episodes, due to decreasing ratings.

As of November 16, 2011, 259 episodes of CSI: Crime Scene Investigation have aired over twelve seasons, not counting crossover episodes of CSI: Miami
CSI: Miami
CSI: Miami is an American police procedural television series, which premiered on September 23, 2002 on CBS. The series is a spin-off of CSI: Crime Scene Investigation....

, CSI: NY
CSI: NY
CSI: NY is an American police procedural television series that premiered on September 22, 2004, on CBS. The show follows the investigations of a team of NYPD forensic scientists and police officers as they unveil the circumstances behind mysterious and unusual deaths as well as other crimes...

, and Without a Trace
Without a Trace
Without a Trace is an American television drama which originally ran on CBS from September 26, 2002 to May 19, 2009. The series was set in New York City and concerned a fictitious FBI Missing Persons Unit.-Premise:...

.

The first nine seasons have been released on DVD
DVD
A DVD is an optical disc storage media format, invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. DVDs offer higher storage capacity than Compact Discs while having the same dimensions....

 in Region 1 and Region 2 territories. Seasons 1, 8 (only in France, The Netherlands and Belgium), and 9 (not in Belgium) have been released on Blu-ray Disc
Blu-ray Disc
Blu-ray Disc is an optical disc storage medium designed to supersede the DVD format. The plastic disc is 120 mm in diameter and 1.2 mm thick, the same size as DVDs and CDs. Blu-ray Discs contain 25 GB per layer, with dual layer discs being the norm for feature-length video discs...

.

Series overview

Season Episodes Season premiere Season finale Originally aired DVD release date
Region 1 Region 2 Discs
1 23 October 6, 2000 May 17, 2001 2000–2001 March 25, 2003 December 8, 2003 6
2 23 September 27, 2001 May 16, 2002 2001–2002 September 2, 2003 March 15, 2004 6
3 23 September 26, 2002 May 15, 2003 2002–2003 March 30, 2004 July 26, 2004 6
4 23 September 25, 2003 May 20, 2004 2003–2004 October 12, 2004 November 21, 2005 6
5 25 September 23, 2004 May 19, 2005 2004–2005 November 29, 2005 June 26, 2006 7
6 24 September 22, 2005 May 18, 2006 2005–2006 November 14, 2006 June 4, 2007 7
7 24 September 21, 2006 May 17, 2007 2006–2007 November 20, 2007 February 25, 2008 7
8 17 September 27, 2007 May 15, 2008 2007–2008 October 14, 2008 February 16, 2009 5
9 24 October 9, 2008 May 14, 2009 2008–2009 September 1, 2009 March 1, 2010 6
10 23 September 24, 2009 May 20, 2010 2009–2010 September 28, 2010 February 7, 2011 7
11 22 September 23, 2010 May 12, 2011 2010–2011 TBA TBA TBA
12 TBA September 21, 2011 Spring 2012 2011–2012 TBA TBA TBA

Season 1: 2000–2001

Season 2: 2001–2002

Season 3: 2002–2003

Season 4: 2003–2004

Season 5: 2004–2005

Season 6: 2005–2006

Season 7: 2006–2007

Season 8: 2007–2008

Season 9: 2008–2009

Season 10: 2009–2010

Season 11: 2010–2011

Season 12: 2011–2012

See also

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