• S1.E1 ∙ Fritz Honka
• S1.E2 ∙ Joachim Kroll
• S1.E3 ∙ Volker Eckert
• S1.E4 ∙ Marc Dutroux
• S1.E5 ∙ John Wayne Gacy
• S1.E6 ∙ Jeffrey Dahmer
• S1.E7 ∙ Ed Gein
• S1.E8 ∙ Thierry Paulin

• S2.E1 ∙ Edmund Kemper
• S2.E2 ∙ Richard Ramirez
• S2.E3 ∙ Dorothea Puente
• S2.E4 ∙ Charles Ng and Leonard Lake
• S2.E5 ∙ Cary Stayner
• S2.E6 ∙ Rodney Alcala
• S2.E7 ∙ Horst Kröner
• S2.E8 ∙ Wolfgang Schmidt
• S2.E9 ∙ Jack Unterweger
• S2.E10 ∙ Pawel Tuchlin

• S3.E1 ∙ Ted Bundy
• S3.E2 ∙ Aileen Wuornos
• S3.E3 ∙ Bobby Joe Long
• S3.E4 ∙ Gary Ridgway
• S3.E5 ∙ Dennis Rader - BTK
• S3.E6 ∙ Diane Downs
• S3.E7 ∙ Robert Berdella (Kansas City Butcher)
• S3.E8 ∙ Robert Lee Yates
• S3.E9 ∙ Danny Rolling
• S3.E10 ∙ Karol Kot

• S4.E1 ∙ Todd Kohlhepp
• S4.E2 ∙ David Berkowitz
• S4.E3 ∙ Robert Ben Rhoades
• S4.E4 ∙ Bill Suff
• S4.E5 ∙ Christopher Hightower
• S4.E6 ∙ Sante & Kenneth Kimes
• S4.E7 ∙ Richard Chase - The Vampire of Sacramento
• S4.E8 ∙ Angel Maturino Resendiz
• S4.E9 ∙ The Hillside Stranglers - Kenneth Bianchi and Angelo Buono
• S4.E10 ∙ Daniel Lee Siebert

• S5.E1 ∙ Lonnie Franklin: The Grim Sleeper
• S5.E2 ∙ William Bonin: The Freeway Killer
• S5.E3 ∙ Jerry Brudos: The Shoe Fetish Killer
• S5.E4 ∙ Keith Jesperson: The Happy Face Killer
• S5.E5 ∙ Arthur Shawcross: The Genesee River Killer
• S5.E6 ∙ Clark and Bundy - The Sunset Strip Killers
• S5.E7 ∙ Patrick Kearney: The Trash Bag Killer
• S5.E8 ∙ Dayton Leroy Rogers: The Molalla Forrest Killer
• S5.E9 ∙ Richard Roszkowski
• S5.E10 ∙ Cesar Barone

• S6.E1 ∙ John Allen Muhammad & Lee Malvo
• S6.E2 ∙ Robert Pickton
• S6.E3 ∙ Sean Vincent Gillis
• S6.E4 ∙ Don Miller
• S6.E5 ∙ Judy Buenoano
• S6.E6 ∙ Gary Ray Bowles
• S6.E7 ∙ Derrick Todd Lee
• S6.E8 ∙ Velma Barfield
• S6.E9 ∙ Chester Turner
• S6.E10 ∙ Genene Jones

• S7.E1 ∙ Jorge Avila-Torrez
• S7.E2 ∙ Robert Hansen
• S7.E3 ∙ Heriberto Seda
• S7.E4 ∙ Charles Albright
• S7.E5 ∙ Joshua Wade
• S7.E6 ∙ Anthony Allen Shore
• S7.E7 ∙ Mark Goudeau
• S7.E8 ∙ Paul Runge
• S7.E9 ∙ Ronald Dominique
• S7.E10 ∙ Paul Michael Stephani