E1 - The CSI Effect

Aired: September 28, 2014

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

E2 - Buzz Kill

Aired: October 05, 2014

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

E3 - Bad Blood

Aired: October 12, 2014

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

E4 - The Book of Shadows

Aired: October 19, 2014

A chemistry teacher's science experiment goes horribly wrong.

E5 - Girls Gone Wilder

Aired: November 09, 2014

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

E6 - The Twin Paradox

Aired: November 16, 2014

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

E7 - Road to Recovery

Aired: November 23, 2014

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.

E8 - Rubbery Homicide

Aired: November 30, 2014

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.

E9 - Let's Make a Deal

Aired: December 07, 2014

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

E10 - Dead Rails

Aired: December 14, 2014

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

E11 - Angle of Attack

Aired: December 21, 2014

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

E12 - Dead Woods

Aired: December 28, 2014

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

E13 - The Greater Good

Aired: January 04, 2015

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.

E14 - Merchants of Menace

Aired: January 25, 2015

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

E15 - Hero to Zero

Aired: January 25, 2015

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

E16 - The Last Ride

Aired: January 27, 2015

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

E17 - Under My Skin

Aired: February 15, 2015

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

E18 - The End Game

Aired: February 15, 2015

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.