The CSI team suspects foul play when a chemistry teacher's science experiment goes horribly wrong. Guest stars include Marissa Jaret Winokur as Principal Dawn Meadows, Skipp Sudduth as Ed Lusk and Bella Thorne as Hannah Hunt, a student. (TV-14 V)
Sara and Greg are quarantined after responding to a crime scene that's contaminated with a deadly pathogen. (TV-14 V)
The CSI team investigates a robbery and fatal shooting at a medical marijuana shop. (TV-14 V)
Finlay must deal with a bomb planted in her car, while Russell gets a call from someone claiming to be the Gig Harbor killer. Mark-Paul Gosselaar guest stars as twins Jared Briscoe and Paul Winthrop, and Mark Valley guest stars as Detective Daniel Shaw. (TV-14 L, V)
Get caught up on the CBS drama CSI:.
The CSIs investigate a present-day crime with ties to a mob heist that occurred 25 years ago. Meanwhile, Brass has a decision to make when his daughter attempts suicide. Treat Williams guest stars.
The CSIs investigate the cyber-related murder of a prominent casino owner's wife and receive help from the FBI's Cyber Crime Division. Patricia Arquette guest stars.
The CSIs track a cannibalistic killer and discover he's not alone.
Russell is taken hostage after a teenager opens fire in a police station.
The CSIs are called to investigate when an entire family is reported to have been missing for a month.
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.
Csi: Crime Scene Investigation: Season 11 clip - starring Laurence Fishburne, Marg Helgenberger, George Eads, Paul Guilfoyle, Eric Szmanda, Robert David Hall.
Season 15 begins with Finlay dealing with a bomb planted in her car. Meanwhile, Russell receives a call from someone who claims to be the Gig Harbor killer.
Csi: Crime Scene Investigation clip - starring George Eads, Paul Guilfoyle, Eric Szmanda, Marg Helgenberger, Robert David Hall, Jorja Fox.
D.B. and Julie discuss whether or not the Twins are working together to commit these murders.
Morgan, Sara and Finlay try to relax at a forensics conference, but their getaway is disrupted by a mass shooting that occurs on site.
Morgan, Sidle and Finlay try to relax at a forensics conference when a mass shooting occurs on site, on CSI:, Sunday, Nov. 2 at 10:30 PM, ET/10:00 PM, PT. Only CBS
David shows Greg what he thinks was being made in the cauldron.
Entering it's 15th season, CSI: Crime Scene Investigation is a drama about a team of forensic investigators trained to solve crimes by examining the evidence.
After learning that CSI Morgan and Ellie Brass have been taken captive by their still unknown murder suspect, CSI: kicks off its 14th season with the CSIs racing to piece the clues together and solve the case before it's too late. Guest stars for this season include Eric Roberts, Tim Matheson, John Ratzenberger, and Jason Priestly. Also Marg Helgenberger returns for the milestone 300th episode.
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