Facing an existential threat that could bring down the Crime Lab, a brilliant team of forensic investigators must welcome back old friends and deploy new techniques to preserve and serve justice in Sin City.
Cast: William Petersen, Jorja Fox, Paula Newsome, Matt Lauria, Mandeep Dhillon, Mel Rodriguez, Robert Curtis Brown, David Paladino, Sean Alexander James, Johnny Rey Diaz, Paul Guilfoyle, Jon Adams, Rich Ceraulo Ko, Jamie McShane, Michelle Haro, Charles Baker, Freddie Basnight, Sean Patrick Bryan
Grissom and Sara's investigation into charges against David Hodges heats up as Internal Affairs joins the hunt. Also, pressure rises for the CSIs when a video game developer's body is found floating in a fountain before a huge gaming tournament.
Gil Grissom and Sara Sidle come to the aid of a former colleague who is implicated in tampering with evidence. Maxine and the rest of the CSI team work the murder of a couple slain on their wedding day, following the evidence to the salacious underbelly of the Las Vegas elite.
Facing an existential threat that could bring down the entire Crime Lab and release thousands of convicted killers back onto the neon-lit streets of Vegas, a brilliant new team of investigators led by Maxine Roby must enlist the help of old friends Gil Grissom and Sara Sidle.