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

The Worst Episodes of CSI: Crime Scene Investigation

Every episode of CSI: Crime Scene Investigation ranked from worst to best. Explore the Worst Episodes of CSI: Crime Scene Investigation!

The Worst Episodes of CSI: Crime Scene Investigation

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...

Filter By Season15

  1. 6.3/10(878 votes)

    #1 - Mascara

    Loading...
    S9:E18

    Langston is shocked when his former student is found murdered and becomes the focus of a CSI investigation into the world of Mexican wrestling.

    0 Comments
    View all
  2. 6.7/10(413 votes)

    #2 - Rubbery Homicide

    Loading...
    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
  3. 6.8/10(9 votes)

    #3 - $35K O.B.O.

    Loading...
    S1:E18

    A couple leaving a restaurant on their anniversary are killed in the street and their car is stolen. The crime scene is compromised when it rains shortly after the CSIs arrive. It gets more mysterious when the car is found and it becomes a new crime scene. Catherine looks into the collapse of a city owned residence that kills three elderly women. She runs into problems with the city engineer responsible for the building.

    0 Comments
    View all
    Director:Roy H. Wagner
  4. 6.8/10(793 votes)

    #4 - Poppin' Tags

    Loading...
    S6:E20

    The CSI team is lead into the rap music world as they investigate the murders of three rival teen rappers.

    0 Comments
    View all
  5. 6.8/10(442 votes)

    #5 - The Book of Shadows

    Loading...
    S15:E4

    A chemistry teacher's science experiment goes horribly wrong.

    0 Comments
    View all
  6. 6.9/10(1.0k votes)

    #6 - Shock Waves

    Loading...
    S11:E1

    The CSI team investigates a well-orchestrated bombing at the funeral of Officer Franklin Clark

    0 Comments
    View all
  7. Trending NowTRENDING NOW

    The 20 BEST Episodes of CSI: Crime Scene Investigation

    READ
  8. 6.9/10(477 votes)

    #7 - Exile

    Loading...
    S13:E14

    The CSIs investigate the demise of a famous Cuban singer’s sister who’s in town as part of a U.S. tour. Meanwhile, Hodges begins to get cold feet at the prospect of marrying his Italian bombshell girlfriend.

    0 Comments
    View all
  9. 6.9/10(417 votes)

    #8 - Consumed

    Loading...
    S14:E20

    As the CSIs hunt a cannibalistic killer, they realize there is more than one.

    0 Comments
    View all
    Director:Karen Gaviola
    Writer:Tom Mularz
  10. 7.0/10(10 votes)

    #9 - Who Are You?

    Loading...
    S1:E6

    Catherine violates department protocol when she takes the case of a rape accusation against her ex-husband. Warrick and Sara search for the missing bullet that will either exonerate or indict a cop for murder. Grissom and Nick investigate when a female skeleton is found under a house buried in cement.

    0 Comments
    View all
  11. 7.0/10(10 votes)

    #10 - Sex, Lies and Larvae

    Loading...
    S1:E10

    Grissom and Sara investigate a bug riddled body found in the desert. Warrick and Catherine look in to the theft of some valuable art. Nick gets to find out why a missing woman's car is found at the bus station. Warrick is suspected of having gambled on duty.

    0 Comments
    View all
  12. 7.0/10(436 votes)

    #11 - Fearless

    Loading...
    S13:E20

    The CSI team investigates a popular spiritual retreat when a body is found floating in a mud bath. Meanwhile, Hodges questions his marriage plans to Elisabetta.

    0 Comments
    View all
  13. 7.0/10(408 votes)

    #12 - Road to Recovery

    Loading...
    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
  14. 7.1/10(11 votes)

    #13 - Justice is Served

    Loading...
    S1:E21

    Grissom, Nick, and Warrick take the case of a jogger who was killed by a wild animal in the park. It gets complicated when they discover that the jogger had his liver removed after he was killed. Catherine and Sara investigate the death of a six year old girl at shady carnival.

    0 Comments
    View all
  15. 7.1/10(694 votes)

    #14 - All In

    Loading...
    S9:E24

    A cache of missing chips from a closed down casino turn up in Vegas and a string of murders follow, leading Langston to use deadly force for the first time in his career as a CSI.

    0 Comments
    View all
  16. 7.1/10(673 votes)

    #15 - Long Ball

    Loading...
    S10:E12

    The CSI investigates the mystifying death of a former pro golfer whose allegiance to the game might have cost him everything.

    0 Comments
    View all
  17. 7.1/10(748 votes)

    #16 - Unshockable

    Loading...
    S10:E14

    When a band member of Rascal Flatts is electrocuted by his own guitar during a concert, the CSI team investigates if it was a case of foul play.

    0 Comments
    View all
  18. 7.1/10(734 votes)

    #17 - Blood Moon

    Loading...
    S11:E3

    A vampire and werewolf convention becomes the center of a murder investigation.

    0 Comments
    View all
  19. 7.1/10(699 votes)

    #18 - Turn On, Tune In, Drop Dead

    Loading...
    S11:E16

    The team investigates two apparent corpses who aren't exactly dead at all.

    0 Comments
    View all
    Director:Paul McCrane
    Writer:Tom Mularz
  20. 7.1/10(618 votes)

    #19 - Dune and Gloom

    Loading...
    S12:E21

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

    0 Comments
    View all
  21. 7.1/10(464 votes)

    #20 - Torch Song

    Loading...
    S14:E3

    The CSI team investigates a fire at a music venue that leaves four people dead, including two band members.

    0 Comments
    View all
    Writer:N/A
  22. 7.1/10(450 votes)

    #21 - Helpless

    Loading...
    S14:E8

    A dead man is found inside a human-size hamster ball; the team collaborates on a serial rapist investigation.

    0 Comments
    View all
    Director:Karen Gaviola
    Writer:Tom Mularz
  23. 7.1/10(444 votes)

    #22 - Long Road Home

    Loading...
    S14:E17

    A murdered groupie and a missing prostitute both have connections to a mysterious band.

    0 Comments
    View all
  24. 7.2/10(9 votes)

    #23 - Table Stakes

    Loading...
    S1:E15

    At a swanky fundraiser, attended by the sheriff, a woman turns up dead in the pool. The owner of the house is away and a young couple is housesitting. Warrick looks into an apparent professional hit in the glass elevator of one of the hotels.

    0 Comments
    View all
    Director:Danny Cannon
    Writer:N/A
  25. 7.2/10(821 votes)

    #24 - Crow's Feet

    Loading...
    S5:E4

    A woman is found dead in a hotel suite with symptoms of the ebola virus. Another woman is found dead with similar symptoms. Catherine and Nick investigate. Sara and Greg with help from Grissom try to determine how a the owner of a home was killed. His home was tented for infestation.

    0 Comments
    View all
  26. 7.2/10(804 votes)

    #25 - Snakes

    Loading...
    S5:E12

    The swing shift has a busy time. Warrick looks into the murder of man by someone who apparently needs a wheelchair. Nick looks into the murder of woman in the subculture of the narcocorrido, songs about drug murders. The night shift is slow and lends help to Catherine's team.

    0 Comments
    View all

Worst Episodes Summary

"Mascara" is the worst rated episode of "CSI: Crime Scene Investigation". It scored 6.3/10 based on 878 votes. Directed by William Friedkin and written by Dustin Lee Abraham, Naren Shankar, it aired on 4/2/2009. This episode scored 0.4 points lower than the second lowest rated, "Rubbery Homicide".