
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.
About this season
In the long-running procedural's 15th season, the team faces a slew of challenges, including quarantines, car bombs and a jailhouse murder.
Episodes (18)

1. The CSI Effect
7.8Aired 28 September 2014 • 43 min
Finlay must deal with a bomb planted in her car. Russell gets a call from someone claiming to be the Gig Harbor killer.

2. Buzz Kill
7.6Aired 5 October 2014 • 43 min
The CSI team investigates a robbery and fatal shooting at a medical marijuana shop.

3. Bad Blood
7.8Aired 12 October 2014 • 43 min
Sara and Greg are quarantined after responding to a crime scene that’s contaminated with a deadly pathogen.

4. The Book of Shadows
7.5Aired 19 October 2014 • 43 min
A chemistry teacher's science experiment goes horribly wrong.

5. Girls Gone Wilder
7.9Aired 9 November 2014 • 42 min
Morgan, Sara and Fin try to relax at a forensics conference when a mass shooting occurs on site.

6. The Twin Paradox
6.4Aired 16 November 2014 • 43 min
Frustration mounts for the CSI team as another victim surfaces who is linked to the Gig Harbor Killer.

7. Road to Recovery
7.6Aired 23 November 2014 • 42 min
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.

8. Rubbery Homicide
6.2Aired 30 November 2014 • 43 min
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 alley.

9. Let's Make a Deal
7.8Aired 7 December 2014 • 43 min
The CSI team investigates a murder at Clark County jail after an inmate stumbles upon a body while running away from officers.

10. Dead Rails
7.4Aired 14 December 2014 • 42 min
The CSI team investigates the bizarre death of a man who was killed not once, but twice.

11. Angle of Attack
6.4Aired 21 December 2014 • 43 min
The CSIs' investigation of the victim of an apparent hit and run leads them into the world of aeronautics.

12. Dead Woods
7.8Aired 28 December 2014 • 43 min
The CSI team reopens a 10-year-old murder/suicide case when the sole survivor claims her accused father was innocent.

13. The Greater Good
7.7Aired 4 January 2015 • 44 min
The CSI team continues their investigation into the kidnappings and murders of young women when they learn their main suspect, Jared Briscoe, is released from jail due to lack of evidence.

14. Merchants of Menace
7.9Aired 25 January 2015 • 43 min
The CSI team investigates a homicide at a convention for people who collect macabre murder memorabilia.

15. Hero to Zero
7.6Aired 25 January 2015 • 44 min
The CSI team investigates the murder of a young victim dressed as a superhero.

16. The Last Ride
7.3Aired 27 January 2015 • 43 min
The CSI team investigates a death involving a vintage Rolls Royce and a chrome-covered victim.

17. Under My Skin
7.0Aired 15 February 2015 • 42 min
The CSI team investigates a murder with ties to two teenaged kidnapped girls.

18. The End Game
6.5Aired 15 February 2015 • 43 min
The CSI unit faces the final showdown with the Gig Harbor killer whose motives are finally revealed. Meanwhile, Nick Stokes makes a decision that will affect the entire team moving forward.