The BEST seasons of NCIS
Every season of NCIS ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of NCIS!
Explore the inner workings of the government agency that investigates all crimes involving Navy and Marine Corps personnel, regardless of rank or position. Leading this team is NCIS Special Agent Leroy Jethro Gibbs, a skilled investigator and interrogator who is smart, tough and willing to bend the rules to get the job done.
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8.47
135 votes
#1 - Season 3
First Aired 9/21/2005
8.44
108 votes
#2 - Season 7
First Aired 9/23/2009
8.42
120 votes
#3 - Season 5
First Aired 9/26/2007
8.41
100 votes
#4 - Season 13
First Aired 9/23/2015
8.39
88 votes
#5 - Season 10
First Aired 9/26/2012
8.39
153 votes
#6 - Season 2
First Aired 9/29/2004
8.38
68 votes
#7 - Season 16
First Aired 9/26/2018
8.34
116 votes
#8 - Season 6
First Aired 9/24/2008
8.34
189 votes
#9 - Season 1
First Aired 9/24/2003
8.34
103 votes
#10 - Season 8
First Aired 9/22/2010
8.27
121 votes
#11 - Season 4
First Aired 9/20/2006
8.27
89 votes
#12 - Season 11
First Aired 9/25/2013
8.24
98 votes
#13 - Season 9
First Aired 9/21/2011
8.15
71 votes
#14 - Season 15
First Aired 9/27/2017
8.12
97 votes
#15 - Season 12
First Aired 9/24/2014
8.09
85 votes
#16 - Season 14
First Aired 9/21/2016
7.83
54 votes
#17 - Season 17
First Aired 9/25/2019
7.80
41 votes
#18 - Season 19
First Aired 9/21/2021
7.70
50 votes
#19 - Season 18
First Aired 11/18/2020
7.50
2 votes
#20 - Season 21
First Aired 2/13/2024
7.21
24 votes