Season 21 aired between 06 Aug 2017 and 01 Oct 2017, 15 episodes.
Episodes
E01
Eve Nance
06 Aug 2017
E02
Martha Ann McClancy
12 Aug 2017
E03
Sandra Barajas
20 Aug 2017
E04
Notorious: Drew Peterson
25 Aug 2017
E05
Beatrice Camper
03 Sep 2017
E06
Notorious: Tupac Shakur
10 Sep 2017
E07
Sandy Locklear
15 Sep 2017
E08
Michelle Paet
16 Sep 2017
E09
Laura Stelmasek
17 Sep 2017
E10
Dawson McGehee
22 Sep 2017
E11
Eric Copple
23 Sep 2017
E12
Barbara Garcia
24 Sep 2017
E13
Daniel Clay
29 Sep 2017
E14
Helen Moore
30 Sep 2017
E15
Danielle Parker
01 Oct 2017