Fictional character on American television series CSI: Crime Scene Investigation
Not to be confused with Gus Grissom.
Fictional character
Gil Grissom
CSI: Crime Scene Investigation character
First appearance
October 6, 2000 (CSI 1x01, "Pilot")
Last appearance
December 8, 2021 (CSI: Vegas 1x10, "Signed, Sealed, Delivered")
Portrayed by
William Petersen
City
Las Vegas Costa Rica Paris Peru
In-universe information
Occupation
Crime Scene Investigator University Lecturer Wildlife Advocate Entomologist
Rank
CSI Level III Supervisor Entomology Specialist Governmental Consultant Freelance Consultant
Duration
2000–2009, 2011, 2012, 2013, 2015, 2021
Seasons
1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 13
Other Appearances
Immortality Without a Trace (6) CSI: Vegas
Born
(1956-08-17) August 17, 1956 (age 67) Santa Monica, California
Gilbert Arthur Grissom (born August 17, 1956[1]), Ph.D. is a fictional character portrayed by William Petersen on the CBS crime drama CSI: Crime Scene Investigation and its sequel, CSI: Vegas. Grissom is a forensic entomologist and for the series' first nine seasons, a CSI Level III Supervisor employed by the Las Vegas Police Department. He appeared in 193 episodes of the original series, where he was succeeded by Raymond Langston (Laurence Fishburne) and later D.B. Russell (Ted Danson). Grissom returned in the sequel series, CSI: Vegas, in 2021.
Two Mrs. Grissoms" Petersen also guest starred in "Immortality," CSI's feature-length series finale. Peterson also guest stars as GilGrissom in the TV...
February 21, 1953) is an American actor. He is best known for his role as GilGrissom in the CBS drama thriller series CSI: Crime Scene Investigation (2000–2015)...
Virgil Ivan "Gus" Grissom (April 3, 1926 – January 27, 1967) was an American engineer and pilot in the United States Air Force, as well as one of the...
astronauts and pilot of Gemini 3 GilGrissom, fictional character in the television series CSI: Crime Scene Investigation Grissom (crater), a lunar crater that...
television show, The Cisco Kid. During the conclusion of one episode, GilGrissom uses the name to calm Nick while rescuing him from a coffin that was...
revealed Dourdan's character dying in the arms of his colleague and friend GilGrissom. After leaving CSI, he took recurring roles as Stephan in the series...
analysis in comparison with characters from other CSI series such as GilGrissom and Mac Taylor, as well as other fictional detectives on television....
worked her way up to the role of supervisor under the watchful eye of GilGrissom. Catherine has one daughter, Lindsey Willows (originally played by Madison...
Petersen's last episode as the star ("One To Go") in the last scene, when GilGrissom (Petersen) turns up in the jungle, surprising Sara, and in the episode...
Investigation universe. A crossover episode in 2007 featured characters GilGrissom (William Petersen) from CSI and Jack Malone from Without a Trace working...
a cross-over with CSI: Crime Scene Investigation involving Jack and GilGrissom tracking a serial killer from Las Vegas to New York. This established...
of CSI: Crime Scene Investigation after William Petersen, who played GilGrissom, left the series. John Malkovich was also considered for the role prior...
various police departments across the nation, before temporarily replacing GilGrissom (played by William Petersen) on the veteran Las Vegas team. Schreiber...
Al Robbins would sometimes sing while performing the autopsy or with GilGrissom when the latter came to the morgue to collect evidence. He has also done...
would be as smart a physician as Dr. Kildare and as sharp a sleuth as GilGrissom of CSI, it was important to us that he be damaged, both emotionally and...
episode "Ellie" of CSI: Crime Scene Investigation, broadcast in May 2002, GilGrissom, an entomologist, is the chief investigator. However, instead of solving...
part of the crossover aired, the CSI episode "Two and a Half Deaths". GilGrissom (William Petersen) investigated the murder of a sitcom diva named Annabelle...
furry fandom and presented harmful stereotypes about the community. GilGrissom and Catherine Willows investigate the death of a female driver in a collision...
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