Pilot (Original airdate: 10/06/2000)
Supervisor Gil Grissom (William Petersen) heads an elite team of crime scene investigators that includes Catherine Willows (Marg Helgenberger), Warrick Brown (Gary Dourdan) and Nick Stokes (George Eads).
Cool Change (Original airdate: 10/13/2000)
Captain Jim Brass (Paul Guileful) is sent back to the homicide division; Grissom is made head of the CSI unit. Sara Sidle (Jorge Fox) of San Francisco joins the investigative team.
Crate And Burial (Original airdate: 10/20/2000)
Grissom, Nick, and Sara search for a kidnapped woman; Catherine and Warrick probe the hit-and-run death of a young girl.
Pledging Mr. Johnson (Original airdate: 10/27/2000)
Grissom's case involves a severed leg that surfaced in a lake; Nick and Sara investigate the death of a college student at a frat house.