CSI: Crime Scene Investigation - Season 15

In the long-running procedural's 15th season, the team faces a slew of challenges, including quarantines, car bombs and a jailhouse murder.

18 Episodes

The CSI Effect

Season 15 - Episode 1

Finlay must deal with a bomb planted in her car. Russell gets a call from someone claiming to be the Gig Harbor killer.

Buzz Kill

Season 15 - Episode 2

The CSI team investigates a robbery and fatal shooting at a medical marijuana shop.

Bad Blood

Season 15 - Episode 3

Sara and Greg are quarantined after responding to a crime scene that’s contaminated with a deadly pathogen.

The Book of Shadows

Season 15 - Episode 4

A chemistry teacher's science experiment goes horribly wrong.

Girls Gone Wilder

Season 15 - Episode 5

Morgan, Sara and Fin try to relax at a forensics conference when a mass shooting occurs on site.

The Twin Paradox

Season 15 - Episode 6

Frustration mounts for the CSI team as another victim surfaces who is linked to the Gig Harbor Killer.

Road to Recovery

Season 15 - Episode 7

The CSI team take a look into the death of a woman who has been drinking and taking drugs in a pool at a rehab facility.

Rubbery Homicide

Season 15 - Episode 8

The CSI team find themselves taking a look into the kinky world of “rubber dolls” as they investigate the murder of a man stabbed in an alle...

Let's Make a Deal

Season 15 - Episode 9

The CSI team investigates a murder at Clark County jail after an inmate stumbles upon a body while running away from officers.

Dead Rails

Season 15 - Episode 10

The CSI team investigates the bizarre death of a man who was killed not once, but twice.

Angle of Attack

Season 15 - Episode 11

The CSIs' investigation of the victim of an apparent hit and run leads them into the world of aeronautics.

Dead Woods

Season 15 - Episode 12

The CSI team reopens a 10-year-old murder/suicide case when the sole survivor claims her accused father was innocent.

The Greater Good

Season 15 - Episode 13

The CSI team continues their investigation into the kidnappings and murders of young women when they learn their main suspect, Jared Briscoe...

Merchants of Menace

Season 15 - Episode 14

The CSI team investigates a homicide at a convention for people who collect macabre murder memorabilia.

Hero to Zero

Season 15 - Episode 15

The CSI team investigates the murder of a young victim dressed as a superhero.

The Last Ride

Season 15 - Episode 16

The CSI team investigates a death involving a vintage Rolls Royce and a chrome-covered victim.

Under My Skin

Season 15 - Episode 17

The CSI team investigates a murder with ties to two teenaged kidnapped girls.

The End Game

Season 15 - Episode 18

The CSI unit faces the final showdown with the Gig Harbor killer whose motives are finally revealed. Meanwhile, Nick Stokes makes a decision...