As #crimechatwithnatandkat continues their Female Serial Killer Series this season, here is your #teaser for this week covering two new femme fatales, in BONUS Episode 106: Female Serial Killers -- Irina Gaidamachuk “Satan in a Skirt” & Amy Archer-Gilligan “Arsenic and the Old Lace”!

First, Nat takes us to Oblast, Russia, to reveal a monster lurking behind the eyes of one of its own, Irina Gaidamachuk. From 2002 to 2010, Gaidamachuk unleashed a wave of terror, brutally murdering 17 elderly women in their own homes while evading the law. This is the unsettling tale of how an ordinary facade hid a monstrous darkness, leaving a trail of fear and death in its wake. Then, Kat covers the true crime story that inspired the 1944 Cary Grant movie "Arsenic an the Old Lace." Amy Archer-Gilligan, a convicted murderer who had run a boarding house fo ...