The CSIs investigate a crime that has ties to a 25-year-old mob heist; Brass is faced with a decision when his daughter tries to commit suicide.

A murdered Elvis impersonator has a strange connection with a bird.

A spa weekend for Sara, Finlay and Morgan turns into a murder investigation and missing persons case when Finlay disappears, as the CSI team must piece together what happened in…

D.B. Russell leads the CSI team on a hunt to find Morgan and Ellie Brass following their kidnapping by a ritualistic killer.

Season finale: The investigation of a triple homicide leads to the discovery of corruption running rampant throughout the LVPD. The closer they get to the truth, the more serious are…

The team has few leads to go on when investigating a robbery-homicide at a themed wedding

When a house is stolen completely off its foundation, the CSIs are on the case in search of answers. Meanwhile, new CSI Julie Finlay showcases her skill in blood analysis.

The CSI team says goodbye to Catherine Willows as she makes a life-changing decision.

The murder of a retired Army Ranger brings the FBI in on the case, to Russell and Catherine’s initial chagrin.

The murder of a popular sideshow performer sends the team behind the scenes at a carnival freak show.

After multiple attacks on a public tram, the team has just one witness and a lot of questions.

Langston becomes more determined than ever to track down Nate Haskell, the notorious “Dick & Jane” killer, after discovering that he’s kidnapped his ex-wife, Gloria.

A string of deaths, including a gamer found dead on his couch and a newly divorced man at the bottom of a pool, instigate a bet among the CSIs as…

The CSIs question the validity of an online picture depicting a murdered call girl until they find the same woman strangled to death in the dumpster that appears in the…

The CSI team investigate a murder at the home of Marta, a “level 5 hoarder” whose home is stacked high with possessions and garbage–and more than one dead body

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

The CSI’s lives are on the line as they close in on the elusive Dr. Jekyll, and more than one member of the team may not live to see his…

When a student is discovered murdered at Lindsey’s school, the investigation takes a sharp turn when the CSIs uncover an unlikely connection between the boy’s death and atrocities of the…

When a young boy is found murdered, the CSI team uncovers evidence that may link his death to an old case that recently resurfaced.

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

The CSI team helps Ray Langston investigate a prostitution ring that may have harbored a hostage he has been looking for in Miami and New York. The crossover starts on…

The son of a notorious killer is arrested on suspicion of murder, and the CSI team must overcome their natural prejudices against the boy’s antecedents in order to track the…

A series of indeterminate deaths test the deductive powers of the CSI team, who fear that a public health emergency may be in the offing. Meanwhile, a friendly rivalry over…

Langston and Riley are taken hostage during the aftermath of a shootout in an usually calm Las Vegas community.

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…

Grissom, Catherine, Nick, Greg and Brass are investigating the death of a well known TV star called Annabelle.

Grissom investigates the mysterious hanging death of a young man whose body looks like that of a female.

Grissom investigates when a sadistic client tries to murder Lady Heather (Melinda Clarke), who makes the probe more difficult when she refuses to name her attacker. Also, Grissom’s reunion with…

Grissom attempts to get a confession from a neighborhood pedophile by having him help in locating two missing boys. The sex offender is the main suspect. The investigation is more…

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…