Season 9
After the murder of a wealthy Chicago man, Atwater and the team dig in to uncover the truth, suspecting there is more to the story than meets the eye. Voight and the Team delve into a cold case in search of clues to solve a shocking new crime.
Episodes
1 Closure Sep 22, 2021 
2 Rage Sep 29, 2021 
3 The One Next to Me Oct 6, 2021 
4 In the Dark Oct 13, 2021 
5 Burnside Oct 20, 2021 
6 End of Watch Oct 27, 2021 
7 Trust Me Nov 3, 2021 
8 Fractures Nov 10, 2021 
9 A Way Out Dec 8, 2021 
10 Home Safe Jan 5, 2022 
11 Lies Jan 12, 2022 
12 To Protect Jan 19, 2022 
13 Still Water Feb 23, 2022 
14 Blood Relation Mar 2, 2022 
15 Gone Mar 9, 2022 
16 Closer Mar 16, 2022 
17 Adrift Apr 6, 2022 
18 New Guard Apr 13, 2022 
19 Fool's Gold Apr 20, 2022 
20 Memory May 11, 2022 
21 House of Cards (1) May 18, 2022 
22 You and Me (2) May 25, 2022