As the Task Force investigates a kidnapping executed by seemingly impossible abductors, Dembe lands in a perilous situation. Meanwhile, a recent health scare causes Red to think about a successor.

Liz and the Task Force take on a cold case that may have some new victims. Meanwhile, Red tries to help a friend of Dembe who is in danger.

The task force is drawn into the investigation of an old case that has gained notoriety due to a popular true crime podcast. Red visits Dom Wilkinson for help making…

While Red and Dembe enlist Glen’s help in stacking the jury to Red’s advantage for his upcoming trial, the task force investigates a series of mysterious deaths resulting from weaponized…

While Liz and the Task Force track a notorious underground biohacker, Red initiates a strategy to extricate himself from a problematic position. Meanwhile, Cooper’s integrity is tested with a difficult…

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 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…

Two men are found murdered after scamming Sam Braun’s casinos. Grissom and Warrick investigate after Catherine is thrown off the case. One of the suspects is the son of a…

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 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…

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…

A roller coaster runs off track leaving 6 people dead. The CSI team must uncover whether this was an accident, or foul play. Warrick and Catherine try to find the…

The whole team must investigate a crime where a husband and his porn star wife were murdered execution style. Things get personal for Catherine when Grissom talks to her about…

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…

Catherine and Sara deal with the death of what at first seems to be a transvestite. Later during autopsy they find out that the make-up he seemed to be wearing…

A mutilated female body is discovered tied to the undercarriage of a bus carrying prisoners from a women’s correctional facility after a severed arm flies out from beneath the vehicle…

A violent murder in a casino parking garage and another episode in the police interview room lead the CSIs to one shocking discovery after another. The case involves a missing…

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…

Warrick, Catherine, and Nick try to determine the cause of a house fire that kills a teenage kill. The fire is in the same neighborhood as a similar arson fire….

Grissom, Catherine and Nick investigate the death of a runner during a competition. Meanwhile Sara and Warrick investigate the death of couple in a hotel room, initially thought to be…

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

Things get personal for the CSIs in the top-rated series’ third-season finale, which explores the intersection of the investigators’ work and their personal lives. Three masked bandits steal a safe-deposit…

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…

A woman found murdered in her home. Her resemblance to Sara causes Grissom to take a personal interest in the case and forces him to examine the decisions he has…

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…

Three little CSIs (Grissom, Sara, and Nick)respond to an electrocution at a casino. The casino is hosting Japanese antiquities. The electroctution is just a ruse to steal the central piece…

A robbery at a grocery store results in a shootout leaving five dead. The police officer at the scene believes Grissom has a grudge against him. The entire team has…

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 and Catherine investigate the murder of a despised comic who died onstage, apparently after drinking from a tainted bottle of water. The case grows more puzzling when a 15-year-old…

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…

The sheriff is under political pressure to find who killed an air marshall with a car bomb that the sheriff witnessed. Grissom, Catherine and Nick are pressured to produce results….

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

A teenager is found murdered on a construction site. Grissom, Sarah, and Warrick follow the lead of blood on a hammer. Nick, with an assist from Catherine, tries to find…