The investigators attend the gala grand opening of a mob museum, only to witness an attempted hit on mob lawyer and former mayor Oscar Goodman.

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…

After a beloved college football coach is found dead and his house drenched and spattered with his blood, the CSI team hunts for the killer who didn’t find Coach Jimmy…

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…

A band of vicious bikers is given the go-ahead to take down one of their own when it’s discovered that the guy is an undercover cop.

When the producer of the reboot of a classic SF show is murdered at a Las Vegas science-fiction convention attended by both Hodges and Wendy (both, unknown to each other,…

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…

The CSI team is shocked and saddened when, after working with Dr. Raymond Langston (Fishburne) on the “Dick & Jane” murders, Grissom announces that his time as a CSI has…

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

When the CSIs are called to a murder scene at a familiar motel, Nick is thrown for a loop as he pieces together three separate murder investigations that all took…

When the team discovers a connection between a new murder and a serial killer, Grissom secretly joins the class of a criminal pathologist (Laurence Fishburne) to help crack the case.

The team investigates the death of a woman who turns out to be the daughter of a wanted criminal.

After several victims are found dead while performing normal, everyday activities, the CSIs must find the reason as to why each of the victims remain upright after dying.

A hypnotist bank robber becomes the prime suspect in a murder investigation.

After Warrick is shot in a Las Vegas alley, the CSI team comes together to deal with the aftermath.

Hodges stages hypothetical murders in the lab in order to give his fellow lab techs a chance to play CSI, but unbenownst to them he has other motives behind his…

A deer is illegally killed, and the person found with the body in the back of his truck apparently dressed it in a tutu. The man, who was completely drunk…

The world of illegal dog fighting is explored by Grissom and the rest of the team when they take on the case of a wealthy socialite who was murdered. Meanwhile,…

Sara questions her future as a CSI when a past case comes back to haunt her, the 12 year old Hannah, who has to back up her brother one more…

The team investigates a girl whose whole family had been killed and she is supposedly possessed by the devil.

The CSI team investigates two unusual cases, one involving the suspicious death of a go-cart racer who took his hobby to the highway and paid the price with his life,…

Several suspects in a murder case are UFO-club members who believe shape-shifting aliens have been working to conquer the human race for centuries

The CSI labrats take center stage to discuss the case of the Miniature Killer.

The terrified eyes and cryptic words of a murder victim haunt Sara while she processes the house where several showgirls were killed.

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…

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…

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…

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 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 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 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…

Grissom and crew are called in after high roller Tony Braun, a known drug addict, is found dead in his house by a gardener. Since drug paraphernalia is discovered near…

Royce Harmon was murdered 3 months ago in a scene staged to look like a suicide. Now another murder has taken place. Whoever the killer is he has a thorough…

At a swanky fundraiser, attended by the sheriff, a woman turns up dead in the pool. The owner of the house is away and a young couple is housesitting. Warrick…