Lonnie David Franklin Jr.

饰：Himself - `Grim Sleeper`

Seymour Amster

饰：Himself, Lonnie Franklin`s defense attorney

Laverne Peters

饰：Herself, mother of murder victim Janecia Peters

Margaret Prescod

饰：Herself, founder of Black Coalition Fighting Back Serial Murders

Pam Brooks

饰：Herself

Diana Ware

饰：Herself, stepmother to 1987 murder victim Barbara Ware

DelaShawn

饰：Herself, Chris Franklin`s former girlfriend

Nana Gyamfi

饰：Herself, lawyer, Black Coalition Fighting Back Serial Murders

尼克·布鲁姆菲尔德

Nick Broomfield

饰：自己

Antonio Villaraigosa

饰：Self - Mayor of L.A.,(archive footage)

Charlie Beck

饰：Self - chief of the Los Angeles Police Department,(archive footage)