Langston is shocked when his former student is found murdered and becomes the focus of a CSI investigation into the world of Mexican wrestling.

The CSI team find themselves taking a look into the kinky world of “rubber dolls” as they investigate the murder of a man stabbed in an alley.

The CSI team is lead into the rap music world as they investigate the murders of three rival teen rappers.

The CSI team investigates a well-orchestrated bombing at the funeral of Officer Franklin Clark

The CSIs investigate the demise of a famous Cuban singer’s sister who’s in town as part of a U.S. tour. Meanwhile, Hodges begins to get cold feet at the prospect of marrying his Italian bombshell girlfriend.

Frustration mounts for the CSI team as another victim surfaces who is linked to the Gig Harbor Killer.

The CSI team investigates a popular spiritual retreat when a body is found floating in a mud bath. Meanwhile, Hodges questions his marriage plans to Elisabetta.

Greg and Nick investigate the death of a 16-year-old girl with ties to a brothel.

The CSIs' investigation of the victim of an apparent hit and run leads them into the world of aeronautics.

The CSI team investigates a murder with ties to two teenaged kidnapped girls.

A cache of missing chips from a closed down casino turn up in Vegas and a string of murders follow, leading Langston to use deadly force for the first time in his career as a CSI.

The CSI investigates the mystifying death of a former pro golfer whose allegiance to the game might have cost him everything.

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.

A vampire and werewolf convention becomes the center of a murder investigation.

The team investigates two apparent corpses who aren't exactly dead at all.

When a bomb kills an off-road race truck driver mid-race, the CSI team is called on the scene to investigate why.

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.

An inbound plane’s passengers become the victims of an onboard thief, but when one of the passengers is found dead, the petty crime turns into a murder investigation.

When a teen opens fire in a police station, Russell is taken hostage.

A woman is found dead in a hotel suite with symptoms of the ebola virus. Another woman is found dead with similar symptoms. Catherine and Nick investigate. Sara and Greg with help from Grissom try to determine how a the owner of a home was killed. His home was tented for infestation.

The swing shift has a busy time. Warrick looks into the murder of man by someone who apparently needs a wheelchair. Nick looks into the murder of woman in the subculture of the narcocorrido, songs about drug murders. The night shift is slow and lends help to Catherine's team.

The CSIs investigate a man's claim that his wife fell down a set of stairs in their home.

The CSIs investigate the stabbing of a motocross racer who was about to leave town with a young woman he had been living with. Also, Nick comes closer to finding the truth about his kidnapping.

Langston and Nick are called to investigate a murder at a fast food restaurant and have quite a task ahead of them when they discover that much of the evidence is coated in cooking oil.

The CSI are called to three different crime scenes in one night that are seemingly unrelated, but each case's forensic evidence reveals a common link