Changes William Petersen and Gary Dourdan both depart the main cast, and are replaced by Lauren Lee Smith and Laurence Fishburne. Jorja Fox guest starred as Sara Sidle in three episodes and appeared in a cameo in one.
Main cast •
William Petersen as
Gil Grissom, a CSI Level 3 Supervisor (episodes 1–10) •
Marg Helgenberger as
Catherine Willows, a CSI Level 3 Supervisor •
Gary Dourdan as
Warrick Brown, a CSI Level 3 (episode 1) •
George Eads as
Nick Stokes, a CSI Level 3 •
Eric Szmanda as
Greg Sanders, a CSI Level 3 •
Robert David Hall as
Al Robbins, the Chief Medical Examiner •
Wallace Langham as
David Hodges, a Trace Technician •
Paul Guilfoyle as
Jim Brass, a Homicide Detective Captain •
Lauren Lee Smith as Riley Adams, a CSI Level 2 (episodes 3–24) •
Laurence Fishburne as
Raymond Langston, a CSI Level 1 (episodes 11–24, guest episodes 9–10)
Recurring cast •
Jorja Fox as
Sara Sidle (Special guest star 4 Episodes) •
Liz Vassey as
Wendy Simms •
Archie Kao as
Archie Johnson •
David Berman as
David Phillips •
Sheeri Rappaport as Mandy Webster •
Jon Wellner as
Henry Andrews •
Marc Vann as
Conrad Ecklie •
Bill Irwin as Nate Haskell
Guest cast •
Melinda Clarke as Lady Heather •
Jessie Collins as
Natalie Davis •
Taylor Swift as Haley Jones ==Episodes==