Joseph Patrick Kelly

A dead man is found inside a human-size hamster ball; the team collaborates on a serial rapist investigation.

When the members of the CSI team arrive at their favorite diner, they discover a gruesome crime scene and eight dead people.

When three people confess to killing a family, the team must determine which one is telling the truth.

Grissom announces that he is leaving, which surprises and saddens the team, and Dr. Raymond Langston may take a permanent position in the group.

After years of pursuit and many murders, Langston finally comes face-to-face with serial killer Nate Haskell.

A series of double-homicides has the detectives on the hunt for a serial killer; Nick jeopardizes the investigation when he discusses specifics of the case, which later turn up on the local news.