Guest Stars Penelope Ann Miller as Joyce Dahmer Cameron Cowperthwaite as Steven Hicks Josh Braaten as Young Lionel Dahmer Savannah Brown as Young Joyce Dahmer Co Starring Colin Ford as Chazz Peter MacKenzie as Mr. Bertoglio Asa Germann as Blonde Jogger Dave Theune as Math Teacher Trilby Glover as Guidance Counselor Matthew Gilmore as Officer #2 Alex Hyde-White as Doctor Jesse Bush as Officer #1 Karole Foreman as Dottie Michael Andrew Baker as Lionel's Lawyer Emma Kennedy as Denise Tenz McCall as Young David Dahmer Thomas Crawford as Judge
