Highlights
Special Investigation Nine

Special Investigation Nine (2018-2025) - Seasons Guide

2018TV Series
Audience Score
60
Season 8

Season 8

Apr 9, 2025
Season 7

Season 7

Apr 3, 2024
Season 6

Season 6

Apr 5, 2023
Season 5

Season 5

Apr 6, 2022
Season 4

Season 4

Apr 7, 2021
Season 3

Season 3

Apr 8, 2020
Season 2

Season 2

Apr 10, 2019
Season 1

Season 1

Apr 11, 2018
Specials

Specials

Apr 7, 2019