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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8.43
136 votes
#1 - Season 5
First Aired 9/26/2007
8.41
150 votes
#2 - Season 3
First Aired 9/21/2005
8.38
119 votes
#3 - Season 7
First Aired 9/23/2009
8.37
101 votes
#4 - Season 10
First Aired 9/26/2012
8.36
118 votes
#5 - Season 8
First Aired 9/22/2010
8.34
109 votes
#6 - Season 13
First Aired 9/23/2015
8.33
126 votes
#7 - Season 6
First Aired 9/24/2008
8.33
3 votes
#8 - Season 22
First Aired 10/15/2024
8.32
203 votes
#9 - Season 1
First Aired 9/24/2003
8.32
171 votes
#10 - Season 2
First Aired 9/29/2004
8.31
77 votes
#11 - Season 16
First Aired 9/26/2018
8.25
132 votes
#12 - Season 4
First Aired 9/20/2006
8.23
99 votes
#13 - Season 11
First Aired 9/25/2013
8.21
107 votes
#14 - Season 9
First Aired 9/21/2011
8.13
104 votes
#15 - Season 12
First Aired 9/24/2014
8.07
81 votes
#16 - Season 15
First Aired 9/27/2017
8.02
95 votes
#17 - Season 14
First Aired 9/21/2016
7.92
63 votes
#18 - Season 17
First Aired 9/25/2019
7.83
48 votes
#19 - Season 19
First Aired 9/21/2021
7.70
57 votes
#20 - Season 18
First Aired 11/18/2020
7.67
33 votes
#21 - Season 20
First Aired 9/20/2022
7.25
28 votes