The CSIs track a cannibalistic killer and discover he’s not alone. (TV-14 L, V)
Russell is taken hostage after a teenager opens fire in a police station. (TV-14 L, V)
The CSIs are called to investigate when an entire family is reported to have been missing for a month. (TV-14 L, S, V)
The CSIs investigate the murder of a rock and roll groupie and the disappearance of a prostitute that both have ties to a mysterious band. KISS lead singer and Rock and Roll Hall of Famer Gene Simmons guest stars as himself.
The CSIs investigate the murders of an Elvis impersonator and a bird that are strangely connected. Ron Glass guest stars.
Nick and Greg investigate the death of a 16-year-old girl with ties to a brothel.
When the CSI team works two separate investigations, one involving a woman found murdered in Mexico and another of a local couple found dead in their driveway, they find the evidence in one case may help the other.
The CSIs are called to investigate a car crash and are shocked to discover the victim is someone they know.
A petty crime aboard an inbound plane to Vegas becomes a murder investigation when one of the passengers is found dead. Joel Grey guest stars.
When a man is found murdered at an elaborate holiday party complete with real snow and live reindeer, the CSI team is brought in to investigate.
A spa weekend for Sara, Finlay and Morgan turns into a murder investigation and missing persons case when Finlay disappears, as the CSI team must piece together what happened in detail to find her.
The CSI team is called in to investigate the stabbing of a couple found at a local motel that is reminiscent of two incidents that occurred in the same room. Jordin Sparks guest stars.
When a man is found dead inside a human-sized hamster ball, the CSI team is brought in to investigate. Also, the team collaborates with a swing shift CSI on a case involving a serial rapist. Matt Davis guest stars as day shift CSI Sean Yeager.
The CSI team investigates a John Doe found during torrential rains in Vegas. Meanwhile, Greg Sanders is investigated and accused of framing a man for murder seven years ago. Lea Thompson guest stars.
The CSI team investigates the death of a homeless man who had a huge winning streak at a small casino. Peri Gilpin returns as Barbara Russell and Matt Davis guest stars as day shift CSI Sean Yeager.
Catherine Willows returns to help the CSIs solve a cold case that has haunted the team. Marg Helgenberger returns as Catherine Willows. Jason Priestley guest stars as casino mogul Jack Witten.
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