TV To Catch a Killer To Catch a Killer 6/10 by 1 users (US) Step Inside the mind of a detective as he hunts down a ruthless murderer. Each episode unfolds as an epic game of cat-and-mouse, leading to the bombshell moment when these two iconic adversaries come together in an unexpected way. Details Casts Posters Images Title To Catch a Killer Alternative Titles First Air Date 2018-09-02 Last Air Date 2018-10-18 Number of Episodes 6 Number of Seasons 1 Genres Crime, Documentary, Networks Investigation Discovery, Casts Debbe Hirata, Justin Torrence, Jimmy Dempster, Stephen Starkweather, Al Sapienza, Annabella Didion, Gabrielle Byndloss, Jordan Blair Mangold Brown, Maurice Johnson, Julia Denton, Stephanie Dunnam Plot Keywords , Narrator Debbe Hirata Steve Jones Justin Torrence Jeffrey Williams Jimmy Dempster Investigator Steve Simmons Stephen Starkweather Bob Susino Al Sapienza Annie Shorely Annabella Didion Sandy Wells Gabrielle Byndloss Detective Jenna DeYoung Jordan Blair Mangold Brown Patrolman James Presson Maurice Johnson Wende Marshall Julia Denton Marilyn Delapp Stephanie Dunnam Detective Tammy Lynk Jennifer Christa Palmer Christine Cole Hannah Aslesen Officer Dale Gerber Ethan McDowell Investigator Bill Morris Scott Johnson Kent Schoonover Eric Goins