: In "All For Our Country" , the team investigated a murder involving an "inside job," leading to a division between Captain Jim Brass and Gil Grissom over whether a fellow law enforcement officer could be responsible. Character Backstories :
: A major highlight of the season was the reappearance of the show's first recurring serial killer, Paul Millander , in the episode "Identity Crisis" . Grissom discovered Millander had a personal obsession with him, timing his murders to coincide with the anniversary of his father’s death. Csi - Season 2
: This episode featured a cold case involving a detective Catherine once worked with who was later arrested for planting evidence. The core team remained stable during this season: William Petersen as Gil Grissom Marg Helgenberger as Catherine Willows Gary Dourdan as Warrick Brown George Eads as Nick Stokes Jorja Fox as Sara Sidle Paul Guilfoyle as Captain Jim Brass : In "All For Our Country" , the