Identical twins are found murdered on the same night. The CSI’s investigate the two separate murders only to find a twist in the investigation find that leads them in another…

The CSIs become the focus of a reality TV series, which follows them while they investigate a serial rapist, who recently gained access to a woman’s apartment by posing as…

When a student is arrested and tried for the murder of a popular high-school girl, the suspect’s 12-year-old sister confesses to the crime. This results in the judge giving the…

The team investigates the death of a psychic who “saw” her own death while performing a reading for two other women. Greg reveals a family secret to Grissom but Grissom…

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

A wealthy defense attorney is killed at her son’s wedding but Nick’s car, containing all the collected evidence is stolen and the case is compromised. After discovering new evidence, the…

A high roller who spent the night with a woman he had just met is found dead on the loading dock of the casino where he was staying. The investigation…

A man accused of murdering his wife and co-workers leads the CSIs on a wild ride through a busy casino, eventually barricading himself and a hostage in a casino hotel…

In the season finale, the CSIs wait by the bedside of one of their own when he’s shot in the line of duty. One CSI faces a hard choice by…

The team must investigate the death of a police officer who died during a shootout leaving hundreds of bullets on the crime scene. The case becomes complicated when it turns…

The CSIs sift through the overwhelming evidence from a shootout with drug dealers in order to determine who is responsible for the death of a police officer killed during the…

Catherine and Brass investigate the case in which a man is found dead in a dumpster. It soon turns out the man had a serious food problem. The trail of…

The CSI’s are called out to investigate the disappearance of a boy whose father died four years ago. Soon a couple is arrested at a convenience store with a boy…

The CSI team investigates the murder of a man suffering from a congenital hypertrichosis, causing him to grow excessive body hair. Elements of the case suggest a connection with a…

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 CSIs crash an elegant party for the city’s crème of the crème to discover who killed a young man. The case gets a bit more personal for Catherine when…

The CSIs must investigate when a party girl is injured and killed in a traffic accident.

The CSIs investigate the gruesome murder of Lady Heather’s estranged daughter, Zoe, who was found in the middle of the Vegas desert.

The investigation into a body found in a chimney leads the CSIs to re-open an investigation of an unsolved homicide of a female teenager named Caroline Fitzgibbons.

The two forensic teams come back together under the leadership of Grissom and Catherine just in time to tackle three separate investigations: a murdered couple found in bed in a…

An up-and-coming movie star is found dead in his hotel room after a night of partying with his groupies.

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

The CSIs come across an abandoned military compound being used by a small cult. The CSIs grow suspicious when they see that a mass suicide has taken place, but only…

Nick takes the lead on a case where in the house a family of four, three pools of blood are found. Nick thinks that the little girl may still be…

A 28 year-old single mother is found dead. Initially, it’s believed to be a suicide, but Catherine determines she was murdered. Also, Ecklie summons Grissom to refute the testimony of…

Grissom, Sara, and Nick investigate a wildfire that killed one man and badly burned a woman. Catherine, Nick, and Warrick get the case of a family of three murdered in…

One night, four cases. Grissom and Brass get a stolen hummer and a taco stand. Warrick gets a dead car show girl. Sara and Greg get a dead bodybuilder. Nick…

Brass travels to Hollywood, California to try to track down his estranged daughter’s friend, meanwhile trying to rekindle some kind of relationship with her.

Grissom and Sara investigate the murder of a mental-hospital patient and quickly narrow down the suspects to a handful of other patients and staff members.

A man (Alan Rosenberg) whom Catherine flirted with at a bar reappears in her life as a suspect in a murder investigation.

Two amorous freshmen are found dead on a sleeping bag in a dorm room, and Sara and Greg run into one dead end after another as they try to determine…

The CSI teams come together to save one of their own when they learn one team member has been kidnapped and buried alive, and now they must find him before…

The CSI teams come together to save one of their own when they learn one team member has been kidnapped and buried alive, and now they must find him before…

Grissom is confronted with new evidence while on the stand of a murder trial of a restaurant owner. This development requires the reopening of the case and Eckley initiates an…

Grissom and his team investigate the starving death of a five year old boy. They discover the boy has siblings who are in danger too. Catherine and her team determine…

Greg, for his final proficiency, has to determine how the Sherlock Holmes of a Sherlock Holmes club was killed. Nick and Warrick try to determine how the driver of jeep…

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…

Catherine, Warrick and Nick find the body of two women at a construction site buried under tar.The swing swift are brought into the world of foreign “”mail-order”” brides. Sara and…

Grissom, Sofia, Sara and Greg investigate the disappearance of a woman coming home from a night out with a friend, her abandoned car found on the edge of a highway….

When a major Las Vegas player is found dead, Ecklie orders both teams to investigate the case. The man who had secrets on everyone in Vegas had a very big…