CSI: Crime Scene Investigation, also referred to as CSI and CSI: Las Vegas, is an American procedural forensics crime drama television series that originally ran on CBS from October 6, 2000, to September 27, 2015, spanning a total of 15 seasons. It is the first series in the CSI franchise. The series originally starred William Petersen, Marg Helgenberger, Gary Dourdan, George Eads, Jorja Fox and Paul Guilfoyle. Other cast members included Eric Szmanda, Robert David Hall, Louise Lombard, Wallace Langham, Lauren Lee Smith, Ted Danson, Laurence Fishburne, and Elisabeth Shue. The series concluded with a feature-length finale, "Immortality".
Clea Helen D'Etienne DuVall is an American actress, director and screenwriter. Her film appearances include The Faculty (1998); But I'm a Cheerleader; Girl, Interrupted ; Ghosts of Mars (2001); Identity;21 Grams ; The Grudge (2004); Zodiac (2007); and Argo (2012). On television, DuVall starred as Emma Borden in Lizzie Borden Took an Ax (2014) and its miniseries spinoff, The Lizzie Borden Chronicles (2015). Her other credits include Carnivàle (2003–2005), Heroes (2006–2007), American Horror Story (2012–2013), Better Call Saul (2015–2017), Veep (2016–2019), and The Handmaid's Tale (2018–2022). She also voiced Elsa on Fox's HouseBroken, which she co-created, from 2021 to 2023.
Jorja Fox is an American actress. She first came to prominence with a recurring role in the NBC medical drama ER as Dr. Maggie Doyle from 1996 to 1999. This was followed by another critical success in the recurring role of Secret Service Agent Gina Toscano in the NBC political drama The West Wing in 2000. She portrayed Sara Sidle in the CBS police procedural crime-drama CSI: Crime Scene Investigation, both as a regular and recurring (2008–2010) cast member. She reprised the role in the sequel CSI: Vegas, which premiered on October 6, 2021.
Marg Helgenberger is an American actress. She began her career in the early 1980s and first came to attention for playing the role of Siobhan Ryan on the daytime soap opera Ryan's Hope from 1982 to 1986. She is best known for her role as Catherine Willows in the CBS police procedural drama CSI: Crime Scene Investigation (2000–13), the subsequent television film Immortality (2015), and the second and third seasons of the sequel series CSI: Vegas (2022–2024). Helgenberger is also known for playing the role of K.C. Koloski in the ABC drama China Beach (1988–91), which earned her the 1990 Emmy Award for Outstanding Supporting Actress in a Drama Series. She is also known for roles in the TV series Under the Dome and Intelligence, and the films Species (1995), Species II (1998), Erin Brockovich (2000), and Mr. Brooks (2007).
Eddie Asner was an American actor. He is most notable for portraying Lou Grant on the sitcom The Mary Tyler Moore Show and drama Lou Grant, making him one of the few television actors to portray the same character in both a comedy and a drama.
Alan Douglas Ruck is an American actor. He is best known for portraying Cameron Frye in John Hughes' film Ferris Bueller's Day Off (1986), as well as television roles as Stuart Bondek on the ABC sitcom Spin City (1996–2002) and Connor Roy on the HBO series Succession (2018–2023), the latter earning him Primetime Emmy and Golden Globe Award nominations. His other film credits include Bad Boys (1983), Three Fugitives (1989), Young Guns II (1990), Speed (1994), Star Trek Generations (1994), and Twister (1996).
James Lesure is an American film and television actor, best known for roles on the NBC/The WB sitcom For Your Love (1998–2002), and NBC comedy-drama Las Vegas (2003–2008), Girlfriends' Guide to Divorce (2017–2018) and Good Girls (2018–2020).
Catherine Willows is a fictional character, portrayed by Marg Helgenberger, from the CBS crime drama CSI: Crime Scene Investigation and its sequel, CSI: Vegas. Helgenberger made her franchise debut in the first-season episode "Pilot". Helgenberger received several award nominations for her portrayal of Catherine, including two Primetime Emmy Award nominations and two Golden Globe Award nominations.
Anne-Marie Johnson is an American actress and impressionist. She is perhaps best known for her roles as Nadine Hudson–Thomas in What's Happening Now!! (1985–1988), Althea Tibbs in In the Heat of the Night (1988–1993), or her recurring role as fashion designer Donna Cabonna on That's So Raven (2006) during its final season. Johnson is known as a cast member of the FOX sketch comedy television series In Living Color (1993–1994) during its final season, and has had recurring or regular roles in Melrose Place, JAG, Girlfriends and The InBetween.
Amy Aquino McCoy is an American television, film, and stage actress. The graduate of Yale University has appeared in television series such as Brooklyn Bridge, ER, and Being Human, and was nominated for a Screen Actors Guild Award for her role in Picket Fences. She was co-secretary/treasurer of the SAG-AFTRA until August 2015 and starred in the television series Bosch as Lt. Grace Billets.
John Murice Jackson is an American actor, best known for playing Rear Admiral A. J. Chegwidden on the CBS series JAG and also as a special guest star on its spinoff NCIS and recurring cast to its spinoff NCIS: Los Angeles.
Scott Wilson was an American actor. He had more than 50 film credits, including In the Heat of the Night, In Cold Blood, The Great Gatsby, Dead Man Walking, Pearl Harbor, and Junebug. In 1980, Wilson received a Golden Globe nomination for Best Supporting Actor – Motion Picture for his role in William Peter Blatty's The Ninth Configuration. He played veterinarian Hershel Greene on the AMC television series The Walking Dead. He also had a recurring role on CSI: Crime Scene Investigation as casino mogul Sam Braun, as well as a lead role on the Netflix series The OA as Abel Johnson.
Jack McBrayer is an American actor and comedian. He gained national exposure for his portrayal of characters on Late Night with Conan O'Brien and as Kenneth Parcell in 30 Rock. For his role in 30 Rock he was nominated for Primetime Emmy Award for Outstanding Supporting Actor in a Comedy Series at the 61st Primetime Emmy Awards. He has also had many voice acting roles. During his time at The Walt Disney Company, he voiced the character Fix-It Felix Jr. in the 2012 film Wreck-It Ralph and later its 2018 sequel, as well as the title character Wander in Wander Over Yonder. McBrayer has recurring roles in Phineas and Ferb, Puppy Dog Pals, Amphibia, The Middle and in the Netflix series Big Mouth. He appeared in The Big Bang Theory on the Season 10 premiere episode as Penny's older brother, Randall. He also appeared in Odd Squad: The Movie as Weird Tom.
The eighth season of CSI: Crime Scene Investigation premiered on CBS on September 27, 2007, and ended May 15, 2008. The season stars William Petersen and Marg Helgenberger.
Nolan Gerard Funk is a SAG award nominated Canadian actor and singer, known for portraying Hunter Clarington in the musical comedy-drama television series Glee, Collin Jennings in the comedy-drama television series Awkward, FBI agent Van White in The Flight Attendant "Angel Eyes" in the drama series Counterpart and Conrad Birdie in the 2009 Broadway revival of the musical Bye Bye Birdie.
Mark Herschel Rosenberg was an American film producer whose works included Major League and Presumed Innocent. He was the President of Worldwide Theatrical Production at Warner Bros. in the 1980s.
Ann Gillespie is a retired American actress who became an Episcopal priest, and as of December 2023 is the Senior Associate Rector at Church of the Holy Comforter in Vienna, Virginia.
Lenny Jacobson is an American actor best known for his recurring role as Ben in the Comedy Central series Big Time in Hollywood Florida and as Wayne Cobb in the Apple TV+ original science fiction space drama series For All Mankind.
"Immortality" is the two-hour series finale of the American procedural crime drama television series CSI: Crime Scene Investigation. It was written by series creator Anthony E. Zuiker and directed by Louis Shaw Milito and originally aired in the United States on CBS on September 27, 2015.
