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...
  1. Background image for Mascara
    6.3/10(892 votes)

    #1 - Mascara

    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. Background image for Blood Moon
    6.4/10(11 votes)

    #2 - Blood Moon

    S11:E3

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

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

    #3 - 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
  4. Background image for Poppin' Tags
    6.8/10(808 votes)

    #4 - Poppin' Tags

    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. Background image for Exile
    6.8/10(483 votes)

    #5 - Exile

    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
  6. Background image for Shock Waves
    6.9/10(12 votes)

    #6 - Shock Waves

    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. Background image for Consumed
    6.9/10(424 votes)

    #7 - Consumed

    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
  9. Background image for The Twin Paradox
    6.9/10(10 votes)

    #8 - 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
  10. Background image for Fearless
    7.0/10(441 votes)

    #9 - Fearless

    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
  11. Background image for Angle of Attack
    7.0/10(10 votes)

    #10 - 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
  12. Background image for Under My Skin
    7.0/10(13 votes)

    #11 - Under My Skin

    S15:E17

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

    0 Comments
    View all
  13. Background image for The End Game
    7.0/10(11 votes)

    #12 - 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
  14. Background image for All In
    7.1/10(705 votes)

    #13 - All In

    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
  15. Background image for Long Ball
    7.1/10(684 votes)

    #14 - Long Ball

    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
  16. Background image for Unshockable
    7.1/10(758 votes)

    #15 - Unshockable

    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
  17. Background image for Dune and Gloom
    7.1/10(627 votes)

    #16 - Dune and Gloom

    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
  18. Background image for Torch Song
    7.1/10(472 votes)

    #17 - Torch Song

    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:Unknown
  19. Background image for Helpless
    7.1/10(461 votes)

    #18 - Helpless

    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
  20. Background image for Long Road Home
    7.1/10(450 votes)

    #19 - Long Road Home

    S14:E17

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

    0 Comments
    View all
  21. Background image for Crow's Feet
    7.2/10(835 votes)

    #20 - Crow's Feet

    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
  22. Background image for Snakes
    7.2/10(819 votes)

    #21 - Snakes

    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
  23. Background image for Deep Fried and Minty Fresh
    7.2/10(742 votes)

    #22 - Deep Fried and Minty Fresh

    S9:E13

    Langston and Nick are called to investigate a murder at a fast food restaurant and have quite a task ahead of them when they discover that much of the evidence is coated in cooking oil.

    0 Comments
    View all
  24. Background image for Kill Me If You Can
    7.2/10(719 votes)

    #23 - Kill Me If You Can

    S9:E15

    The CSI are called to three different crime scenes in one night that are seemingly unrelated, but each case's forensic evidence reveals a common link

    0 Comments
    View all
  25. Background image for The Descent of Man
    7.2/10(744 votes)

    #24 - The Descent of Man

    S9:E19

    When a seasoned sky diver is paralyzed after free falling to earth when his parachute doesn't deploy, he turns out to be linked to the strange death-by-airborne-toxins of two wealthy men with ties to Iran.

    0 Comments
    View all
  26. Background image for Take My Life, Please!
    7.2/10(712 votes)

    #25 - Take My Life, Please!

    S10:E20

    A legendary comic from the good old days of Las Vegas is set to reunite with his partner on stage for one night only, until one half of the famous duo is found dead.

    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 892 votes. Directed by William Friedkin and written by Dustin Lee Abraham, Naren Shankar, it aired on 4/2/2009. This episode scored 0.1 points lower than the second lowest rated, "Blood Moon".