CSI: Crime Scene Investigation - Season 12

With new supervisor D.B. Russell at the helm, the CSI team continues to use its advanced forensic methods to crack the most baffling cases.

22 Episodes

73 Seconds

Season 12 - Episode 1

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

Tell-Tale Hearts

Season 12 - Episode 2

When three people confess to killing a family, the team must decide who is telling the truth.

Bittersweet

Season 12 - Episode 3

During a date, Stokes discovers decomposing body parts in part of an art exhibit; D.B. Russell deals with a staff member confrontation.

Maid Man

Season 12 - Episode 4

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

CSI Down

Season 12 - Episode 5

The CSI unit investigates when Frank, an apparent murder victim, sits up and needs help but is he just another victim?

Freaks & Geeks

Season 12 - Episode 6

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

Brain Doe

Season 12 - Episode 7

The CSI crew is stumped when they discover a disembodied brain at a crime scene where all the other brains are accounted for.

Crime After Crime

Season 12 - Episode 8

Three new murders related to three unsolved (or incorrectly solved) crimes from the past come back to haunt the CSIs.

Zippered

Season 12 - Episode 9

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

Genetic Disorder

Season 12 - Episode 10

When a man's dead body turns up naked in the bed of Doc Robbins' wife, the detectives try to "just work the scene" without bringing their pr...

Ms. Willows Regrets... (1)

Season 12 - Episode 11

Catherine's friend Laura's mogul husband Mark has a lot to hide behind his successful international corporation, and he's hired a crack team...

Willows in the Wind (2)

Season 12 - Episode 12

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

Tressed to Kill

Season 12 - Episode 13

When a woman is found dead and her hair is done up '70s style complete with vintage clothes, the CSI team discovers clues that point to a ki...

Seeing Red

Season 12 - Episode 14

Russell seeks advice from a former colleague during an investigation into the death of a man's ex-girlfriend.

Stealing Home

Season 12 - Episode 15

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

CSI Unplugged

Season 12 - Episode 16

When a blackout cripples the city, the CSIs must revert to old-school methods to solve the case of a missing child.

Trends with Benefits

Season 12 - Episode 17

When a photo of a dead college student starts trending on the Internet, the team steps in to investigate.

Malice in Wonderland

Season 12 - Episode 18

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

Split Decisions

Season 12 - Episode 19

When the CSI team is called in to investigate a man who is shot at point-blank range in a local casino, they shut down the entire building t...

Altered Stakes

Season 12 - Episode 20

When Stokes learns that a man he helped put in prison is going to have his conviction overturned, the CSI team needs to prove the killer is ...

Dune and Gloom

Season 12 - Episode 21

When a bomb kills an off-road race truck driver mid-race, the CSI team is called on the scene to investigate why.

Homecoming

Season 12 - Episode 22

Season finale: The investigation of a triple homicide leads to the discovery of corruption running rampant throughout the LVPD. The closer t...