Season 20
Episodes
1 Masked in Mobile Oct 21, 2021 
2 Along Came a Killer Oct 21, 2021 
3 A Beautiful Life Oct 28, 2021 
4 Unforgotten: Darrin Nov 4, 2021 
5 Old Habits Nov 11, 2021 
6 Through Death's Door Nov 18, 2021 
7 Unforgotten: Ray and Blu Dec 2, 2021 
8 The Break Dec 9, 2021 
9 The Dark Trail Dec 16, 2021 
10 Friends and Enemies Jan 6, 2022 
11 Final Celebration Jan 13, 2022 
12 One Good Deed Jan 20, 2022 
13 Chat Trap Jan 27, 2022 
14 Killed by Command Mar 10, 2022 
15 Friends With Guns; All in the Family Mar 17, 2022 
16 Green-Eyed Monster May 19, 2022 
17 Freestyling Jul 7, 2022 
18 Lips Are Sealed Aug 11, 2022 
19 Street Life Aug 18, 2022 
20 Walk in the Park Aug 20, 2022 
21 A Day Like This Aug 25, 2022 22 Raw Deal Sep 1, 2022 
23 Backslide Sep 8, 2022