The WORST seasons of CSI: Crime Scene Investigation
Every season of CSI: Crime Scene Investigation ever, ranked from worst to best by thousands of votes from fans of the show. The worst seasons of CSI: Crime Scene Investigation!
CSI is a crime drama in which the characters use cutting-edge forensic tools to examine the evidence to solve the case. Rather than asking 'whodunnit' (investigating witnesses/suspects), CSI explores the 'howdunnit'.
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7.19
53 votes
#1 - Season 15
First Aired 9/29/2014
7.31
54 votes
#2 - Season 10
First Aired 9/25/2009
7.48
42 votes
#3 - Season 14
First Aired 9/26/2013
7.64
50 votes
#4 - Season 11
First Aired 9/24/2010
7.69
59 votes
#5 - Season 8
First Aired 9/28/2007
7.70
44 votes
#6 - Season 12
First Aired 9/22/2011
7.73
52 votes
#7 - Season 9
First Aired 10/10/2008
7.75
44 votes
#8 - Season 13
First Aired 9/27/2012
7.85
61 votes
#9 - Season 7
First Aired 9/22/2006
7.89
56 votes
#10 - Season 5
First Aired 9/24/2004
7.92
59 votes
#11 - Season 6
First Aired 9/23/2005
7.94
64 votes
#12 - Season 3
First Aired 9/26/2002
8.01
72 votes
#13 - Season 2
First Aired 9/28/2001
8.08
62 votes
#14 - Season 4
First Aired 9/25/2003
8.14
105 votes