Family Affair The CSI team, with the unexpected but welcome return of Sara, comes together to investigate the death of a famous young actress killed in a dubious traffic collision.
Ghost Town When a porn producer and drug dealer are found dead in a relatively upscale Vegas area, the CSIs focus their investigation on members of the neighborhood.
Working Stiffs When two office mates plot to rob a casino, their plan ends with the CSIs investigating a murder.
Coup De Grace When a policeman kills another officer, the CSIs must look to the evidence to determine if the shooting was premeditated or an accident.
Bloodsport An entire college football team comes under investigation when their beloved coach is found murdered in his home.
Death And The Maiden The CSIs discover that two apparently unrelated crimes are actually parts of the same twisted revenge plot.
The Lost Girls The CSI team helps Langston investigate a prostitution ring that may have harbored a hostage Langston had been looking for in Miami and New York.
Lover's Lanes The CSIs investigate a murder at a bowling alley after a critical piece of evidence is revealed during a bowling tournament.
Appendicitement When Nick, Greg and Hodges take Henry to celebrate his birthday at a biker bar, they uncover a double homicide and find several suspects still at the bar who may be the murderers.
Better Off Dead The CSIs dig to find the truth about how a recent shootout at a gun store might connect to a young woman who may have committed suicide.
Sin City Blue Two beautiful women are murdered in a Las Vegas hotel and the CSIs uncover an unusual killer during their investigation. Meanwhile, Langston continues to hunt "Dr. Jekyll".
Long Ball The CSI team delves into the world of professional golf when the body of a legendary player is discovered during a high-profile tournament.
Internal Combustion The case of two high school students, one dead and one missing, lead the CSIs into the underbelly of streetcar racing and a tangled web of deadly competition.
Unshockable When a band member of Rascal Flatts is electrocuted by his own guitar during a concert, the CSI team investigates if it was a case of foul play.
Neverland When a young boy is found murdered, the CSI team uncovers evidence that may link his death to an old case that recently resurfaced.
The Panty Sniffer Catherine and Detective Vartann are thrown together in a hotel room for 24 hours as they stake out a duo making drugs in the room next door. Meanwhile, Nick and Langston work a case that involves a fetish which has become big business in Vegas.
Irradiator When the CSI team investigates the brutal murder of a family, they trace the killer to the house next door, which might belong to the "Dr. Jekyll" serial killer.
Field Mice When Hodges and Wendy take a group of high school CSI Explorer Scouts on a field trip, they embellish their role in solving cases and take their assignment a little bit too far.
