Nick and Greg investigate the death of a 16-year-old girl with ties to a brothel.
The CSI team is brought in to investigate when a man is found murdered at an elaborate holiday party.
Sara, Finlay and Morgan's spa weekend turns into a murder investigation/missing persons case when Finlay goes missing, the CSI team figure out what happened in detail in order to find her.
The CSI are called in to investigate the stabbing of a couple found at a motel that and discover two other incidents which occurred in the same room.
The CSI team investigates when a man is found dead inside a human-sized hamster ball.
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.
The CSI's investigates a murder of a homeless man who was found dead after a winning streak at a Casino.
Catherine Willows returns to help the CSI's solve a cold case which has haunted the team for the last 14 years.
The CSI team is brought in to investigate a reality cooking show when contestants accidentally eat human flesh during a competition.
The CSI team investigates a fire at a club venue which killed 4 people, including two band members..
D.B. Russell leads the CSI team to locate both Morgan and Ellie Brass following their kidnapping.
The CSI's investigate a series of murders, as one of their own goes on a dangerous undercover mission to get close to the killer.
The CSI's team investigates the murder of a ghost hunter.
The CSI's investigate a spiritual retreat when a body is found floating in a mud bath. Hodges questions his marriage plans to Elisabetta
The CSIs investigate a triple homicide, and D.B. needs to find a way to connect with a 6-year-old girl who is the only witness and survivor.
The CSIs find a body near a forest reserve, they discover might be where a serial killer takes his intended victims.
David Phillips discovers the dead body of the most popular girl in his class at their 15-year class reunion.
The team must solve a series of grisly murders surrounding the world of high stakes poker before the killer plays the final card.
When a Sara in crisis is accused of murder, it's race against time and a suspect from the past to clear her name.
The CSI crew investigate the murder of a con man who's been selling counterfeit bottles of a rare wine for millions of dollars; Mac shows up from NY for a romantic weekend with Christine, who appears to have vanished from her hotel room, which is the scene of a crime...moreless
When a star tennis player is found beaten and stabbed to death after winning an important match, the CSI team must figure out who from her past and present might have had reason to kill her.moreless
When a TV news reader dies during an on-air power cut, the CSI team must figure out who could have had time to kill her before the lights came back on. Sara contemplates the future of her marriage.moreless
When a small executive jet crash lands a mile off the Strip, the CSIs wonder if it was intended as an act of terror, and to solve the case, Sara teams up with a former colleague from San Francisco with whom she still has sparks.moreless
When the CSIs agree to help out the Las Vegas Police Department's Mobile Crime Unit, they're quickly stuck with a rogues' gallery of bizarre street criminals -- and one dead body, with more to follow.moreless
When the decomposed bodies of eight young women appear in a newly made mass grave in the Nevada desert, Finley quickly realizes that one of the women--and presumably the other seven--is a victim of her long-time nemesis, Seattle serial killer Tom Cooley.moreless
When a dead CSI officer's prints are found at the scene of a bad guy's apparent murder, the team begins to suspect that a "guardian angel" has been acting to protect his loved ones from beyond the grave.moreless
The Coach of the West Las Vegas University basketball team is a difficult, imperious, petty tyrant with a complicated personal life -- and when he's found bludgeoned to death in his locker room, Detective Russell's son Charlie is the prime suspect.moreless
A police officer is killed, and the only living witness is his dog; a predatory divorce attorney is murdered, and the world seems just a little sweeter.
The CSI is on the hunt for the person who killed a pretty young woman, found dead in the desert. Unfortunately, for Greg, the case has personal ramifications.