CSI: Crime Scene Investigation backdrop
CSI: Crime Scene Investigation poster
Crime
Drama
Mystery

The Best Episodes of CSI: Crime Scene Investigation Season 15

Every episode of CSI: Crime Scene Investigation Season 15 ranked from best to worst. Discover the Best Episodes of CSI: Crime Scene Investigation Season 15!

The Best Episodes of CSI: Crime Scene Investigation Season 15

A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing...
  1. Background image for The CSI Effect
    7.7/10(480 votes)

    #1 - The CSI Effect

    S15:E1

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

    0 Comments
    View all
  2. Background image for Buzz Kill
    7.2/10(425 votes)

    #2 - Buzz Kill

    S15:E2

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

    0 Comments
    View all
    Director:Unknown
  3. Background image for Bad Blood
    7.6/10(436 votes)

    #3 - Bad Blood

    S15:E3

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

    0 Comments
    View all
  4. Background image for The Book of Shadows
    6.8/10(446 votes)

    #4 - The Book of Shadows

    S15:E4

    A chemistry teacher's science experiment goes horribly wrong.

    0 Comments
    View all
  5. Background image for Girls Gone Wilder
    7.7/10(461 votes)

    #5 - Girls Gone Wilder

    S15:E5

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

    0 Comments
    View all
  6. Background image for The Twin Paradox
    7.5/10(433 votes)

    #6 - The Twin Paradox

    S15:E6

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

    0 Comments
    View all
  7. Trending NowTRENDING NOW

    The 20 BEST Episodes of CSI: Crime Scene Investigation

    READ
  8. Background image for Road to Recovery
    7.0/10(412 votes)

    #7 - Road to Recovery

    S15:E7

    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.

    0 Comments
    View all
  9. Background image for Rubbery Homicide
    6.7/10(417 votes)

    #8 - Rubbery Homicide

    S15:E8

    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.

    0 Comments
    View all
  10. Background image for Let's Make a Deal
    7.2/10(405 votes)

    #9 - Let's Make a Deal

    S15:E9

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

    0 Comments
    View all
  11. Background image for Dead Rails
    7.2/10(424 votes)

    #10 - Dead Rails

    S15:E10

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

    0 Comments
    View all
    Director:Unknown
  12. Background image for Angle of Attack
    7.2/10(420 votes)

    #11 - Angle of Attack

    S15:E11

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

    0 Comments
    View all
    Director:Kevin Bray
  13. Background image for Dead Woods
    7.7/10(451 votes)

    #12 - Dead Woods

    S15:E12

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

    0 Comments
    View all
  14. Background image for The Greater Good
    7.7/10(426 votes)

    #13 - The Greater Good

    S15:E13

    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.

    0 Comments
    View all
  15. Background image for Merchants of Menace
    7.4/10(401 votes)

    #14 - Merchants of Menace

    S15:E14

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

    0 Comments
    View all
    Director:Claudia Yarmy
    Writer:Tom Mularz
  16. Background image for Hero to Zero
    7.2/10(395 votes)

    #15 - Hero to Zero

    S15:E15

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

    0 Comments
    View all
  17. Background image for The Last Ride
    7.2/10(389 votes)

    #16 - The Last Ride

    S15:E16

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

    0 Comments
    View all
  18. Background image for Under My Skin
    7.6/10(417 votes)

    #17 - Under My Skin

    S15:E17

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

    0 Comments
    View all
  19. Background image for The End Game
    7.9/10(505 votes)

    #18 - The End Game

    S15:E18

    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.

    0 Comments
    View all

Season 15 Ratings Summary

"The CSI Effect" is the best rated episode of "CSI: Crime Scene Investigation" season 15. It scored 7.7/10 based on 480 votes. Directed by Alec Smight and written by Christopher Barbour, Don McGill, it aired on 9/28/2014. This episode is rated 0.5 points higher than the second-best, "Buzz Kill".