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The Best Seasons of Secrecy of the Investigation

Every season of Secrecy of the Investigation ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Secrecy of the Investigation!

Top season
Season 1
8.5avg
Best episode
S2E4 Episode 4
8.910 votes
BestEpisodes
WorstEpisodes
BestSeasons
AllEpisodes
#1

Season 1

16 Episodes

First Aired: Sep 2000

8.5/ 10
Average Rating
Best episodeE4 · Episode 4 8.6
#2

Season 2

12 Episodes

First Aired: Mar 2003

8.5/ 10
Average Rating
Best episodeE4 · Episode 4 8.9
#3

Season 9

24 Episodes

First Aired: Oct 2011

8.4/ 10
Average Rating
Best episodeE1 · Episode 1 8.6

Other Seasons

#4

Season 4

12 Episodes

First Aired: Mar 2005

8.3/ 10
Average Rating
Best episodeE1 · Episode 1 8.5
#5

Season 3

12 Episodes

First Aired: Mar 2004

8.3/ 10
Average Rating
Best episodeE2 · Episode 2 8.4
#6

Season 7

12 Episodes

First Aired: Mar 2008

8.2/ 10
Average Rating
Best episodeE7 · Episode 7 8.3
#7

Season 8

12 Episodes

First Aired: Apr 2009

8.1/ 10
Average Rating
Best episodeE6 · Episode 6 8.3
#8

Season 5

12 Episodes

First Aired: Apr 2006

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.1
#9

Season 11

12 Episodes

First Aired: May 2012

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#10

Season 13

20 Episodes

First Aired: Dec 2013

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#11

Season 14

16 Episodes

First Aired: Dec 2014

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#12

Season 16

20 Episodes

First Aired: Dec 2016

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#13

Season 17

24 Episodes

First Aired: Dec 2017

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#14

Season 19

24 Episodes

First Aired: Dec 2019

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#15

Season 21

24 Episodes

First Aired: Dec 2021

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#16

Season 25

16 Episodes

First Aired: Nov 2025

8.0/ 10
Average Rating
Best episodeE1 · Episode 1 8.0
#17

Season 6

12 Episodes

First Aired: Dec 2006

8.0/ 10
Average Rating
Best episodeE11 · Episode 11 8.2
#18

Season 10

24 Episodes

First Aired: Nov 2011

8.0/ 10
Average Rating
Best episodeE3 · Episode 3 8.2
#19

Season 18

24 Episodes

First Aired: Dec 2018

7.9/ 10
Average Rating
Best episodeE1 · Episode 1 8.5
#20

Season 15

16 Episodes

First Aired: Dec 2015

7.9/ 10
Average Rating
Best episodeE13 · Episode 13 8.3
#21

Season 24

16 Episodes

First Aired: Dec 2024

7.8/ 10
Average Rating
Best episodeE2 · Episode 2 8.0
#22

Season 12

12 Episodes

First Aired: Feb 2013

7.8/ 10
Average Rating
Best episodeE1 · Episode 1 9.0
#23

Season 23

16 Episodes

First Aired: Dec 2023

7.8/ 10
Average Rating
Best episodeE5 · Episode 5 8.0
#24

Season 20

24 Episodes

First Aired: Dec 2020

7.8/ 10
Average Rating
Best episodeE19 · Episode 19 8.0
#25

Season 22

16 Episodes

First Aired: Dec 2022

7.4/ 10
Average Rating
Best episodeE1 · Episode 1 8.0

Keep going

Top-rated Secrecy of the Investigation episodes

  1. #1Episode 4 S2E48.9
  2. #2Episode 3 S2E38.8
  3. #3Episode 4 S1E48.6
  4. #4Episode 6 S1E68.6
  5. #5Episode 7 S1E78.6

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