Characters played by Süfyan Elmoumi
Club Patron
Characters played by Evan Peters
Jeffrey Dahmer
Characters played by Michael Learned
Catherine Dahmer
Characters played by Khetphet Phagnasay
Southone Sinthasomphone
Characters played by Karen Malina White
Shirley Hughes
Characters played by Brayden Maniago
Somsack Sinthasomphone
Characters played by Richard Jenkins
Lionel
Lionel Dahmer
Characters played by Dia Nash
Sandra Smith
Characters played by Kieran Tamondong
Kokonerak Sinthasomphone
Characters played by Penelope Ann Miller
Joyce Dahmer
Joyce
Characters played by David Barrera
Chief Arreola
Characters played by Shaun J. Brown
Tracy Edwards
Characters played by Scott Michael Morgan
Officer Balcerzak
Characters played by Nikea Gamby-Turner
Mildred Lindsey
Characters played by Niecy Nash
Glenda Cleveland
Characters played by Colin Ford
Chazz
Characters played by Jackson Hurst
Stone
Characters played by Matthew Alan
Officer Gabrish
Characters played by Josh Braaten
Lionel
Young Lionel
Characters played by Nicole Alicia Xavier
Mean Girl
Characters played by Chris Gann
Officer James
Characters played by Patrick Day
Chaplain Berkum
Characters played by Bottara Angele
Honor Student
Characters played by Nick A Fisher
Young Jeffrey
Characters played by Leroy Edwards III
Prisoner
Osvaldo Durruthy
Characters played by Maurice Demus
Jacob
Characters played by Corey Timmons
Will Hughes
Characters played by Amy Mack
Barbara Hughes
Characters played by Raymond Watanga
Sopa Princewill
Characters played by Keyla McNeely
Dorothy Straughter
Characters played by Benjahmin Svyatoslavich
Anthony Sears
Characters played by Arye Gross
Gerald Boyle
Characters played by Rhoyle Ivy King
Don
Characters played by Daniel Curtis Lee
Police Photographer
Characters played by Grant Harvey
Officer Mueller
Characters played by Alex Hyde-White
Doctor
Characters played by Dominic Burgess
John Wayne Gacy
Characters played by Stephanie Erb
Susan
Characters played by Ken Lerner
Joe Zilber
Characters played by Mercy Malick
Milwaukee Reporter
Characters played by Jordan Wall
Darryl
Characters played by Eugene Ko
Yearbook Guy
Characters played by Hollie Bahar
Field Surgeon
Characters played by David Kelsey
Robert Fennig
Attorney
Characters played by Christian Weissmann
Sam
Characters played by Crystal Coney
Nurse
Characters played by Adam Dunnells
White Prisoner
Characters played by Olivia Baptista
Margaret
Characters played by Adwin Brown
Dennis
Characters played by Matt Kaminsky
Walter Jacobson
Characters played by Rachel Winfree
Woman
Characters played by Troy Blendell
Roy Ratcliff
Characters played by Mark Atteberry
Dr. Park Dietz
Characters played by Roslyn Gentle
Coroner
Characters played by Britt George
Portage Prison Guard
Characters played by Clark Moore
Chief Deputy
Characters played by Thomas Crawford
Judge
Characters played by Ericka Kreutz
Female Sergeant
Characters played by Christopher Bencomo
Manny
Characters played by Chris Greene
Chaplain Adams
Characters played by Timothy E. Goodwin
Liquor Store Clerk
Characters played by Hope Banks
Mrs. Hempsill
Characters played by Aaron Anastasi
Physician
Characters played by Michael Jovanovski
Prisoner
Characters played by Tenz McCall
Young David Dahmer
Characters played by Molly Baker
Audience Member
Characters played by Carlos Arellano
Bailiff
Characters played by Nancy Harding
Realtor
Characters played by Markina Brown
Fresno Reporter
Characters played by Jacob Chattman
Paul Myers
Characters played by Jonathan Stanley
Officer Krause
Characters played by Jesse Bush
Officer
Characters played by Ashley Davidson
Biology
NHS Student
Characters played by Noah Staggs
Waiter
Characters played by Tony Robinette
Donald Bradehoff
Characters played by Demi Castro
Geraldo
Characters played by Scott Broderick
Warden Jeff Endicott
Characters played by Michael Adler
Judge Lawrence Gram
Characters played by Ken Ivy
Man
Characters played by Keanush Tafreshi
Denim Employee
Characters played by James Hunter
Detective
Characters played by Kyle Butenhoff
Ron
Characters played by Brie Eley
Clinician
Characters played by Phil Biedron
Prison Guard
Characters played by Jordan Michael Green
Hairstylist
Characters played by Ryan Rathbun
Student
Characters played by Teddy Margas
Sticky Ricky
Characters played by Dion LaMarr Harvey
Prisoner
Characters played by Michael Germant
Seth
Characters played by Matt Steele
Duane
Characters played by Mark Arnold
Club Patron
Characters played by Vance Duplechin
Mourner
Characters played by John Kellar
Doug Brozovsky
Characters played by Jeff Harms
Jesse Anderson
Characters played by Kareem Ferguson
Lemar
Characters played by Vanessa Giordano
Fresno Reporter
Characters played by Anthony Omari
Prisoner
Characters played by Michael Anthony Spady
Rufus
Characters played by Bobbie Lee Jr.
J.W. Smith
Characters played by Jared DeBusk
Federico
Characters played by Shane Kerwin
Ed Gein
Characters played by Sarah Chang
Emily Soo
Characters played by Curtis Nelson II
Paramedic #1
Characters played by Bill Doyle
Special Agent
Characters played by Doug Long
Officer
Characters played by John Grady
Barry Goldman
Characters played by Horace Gold
Isaac Richards
Characters played by Jim McCaffree
Sheriff
Characters played by Justin Stella
Derek
Characters played by Carson Zone
Tanner
Characters played by Collie Jay Simmons
Bartender
Characters played by Lacy Diamond
Prisoner
Characters played by Nash Gunderson
Baby David Dahmer
Characters played by David Rockwell
Statesville Warden
Characters played by Robby Descant
Officer
Characters played by Clyde Gunderson
Baby David Dahmer
Characters played by Johnny Mansbach
Diner Patron
Characters played by Frank Scozzari
City Hall Worker
Characters played by Abner Lozano
Sinthasomphone brother
Characters played by Ariella Amar
Checkout Woman
Characters played by Lola Rae Crist
Friend