| KKerri RawsonSelf - Daughter of Dennis Rader, the BTK Killer | Self - Daughter of Dennis Rader, the BTK Killer |
 Dennis RaderSelf - Serial Killer (archive footage) | Self - Serial Killer (archive footage) |
 Andrea RogersSelf - Kerri's Childhood Friend | Self - Kerri's Childhood Friend |
| RRita SheffieldSelf - Kerri's Childhood Friend | Self - Kerri's Childhood Friend |
| RRichard LaMunyonSelf - Former Chief of Police, Wichita | Self - Former Chief of Police, Wichita |
| JJames ReedSelf - Osage County Sheriff's Office | Self - Osage County Sheriff's Office |
| RRay LundinSelf - Former Agent, Kansas Bureau of Investigation | Self - Former Agent, Kansas Bureau of Investigation |
| LLarry HattebergSelf - Former Journalist, KAKE TV Wichita | Self - Former Journalist, KAKE TV Wichita |
| BBill HirschmanSelf - Former Journalist, The Wichita Eagle | Self - Former Journalist, The Wichita Eagle |
| SSusan PetersSelf - Former Anchor, KAKE TV Wichita | Self - Former Anchor, KAKE TV Wichita |
| PPaula DietzSelf - Dennis Rader's Ex-Wife (archive footage) | Self - Dennis Rader's Ex-Wife (archive footage) |
| KKathryn BrightSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| KKevin BrightSelf - Survivor and Brother of Kathryn Bright (archive footage) | Self - Survivor and Brother of Kathryn Bright (archive footage) |
| VVicki WegerleSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| SStephanie ClyneSelf - Daughter of Vicki Wegerle (archive footage) | Self - Daughter of Vicki Wegerle (archive footage) |
| DDolores E. DavisSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| JJeff DavisSelf - Son of Dolores Davis (archive footage) (as Jeffery Davis) | Self - Son of Dolores Davis (archive footage) (as Jeffery Davis) |
| NNola FoulstonSelf - Former Sedgwick County DA (archive footage) | Self - Former Sedgwick County DA (archive footage) |
| NNancy FoxSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| DDale FoxSelf - Father of Nancy Fox (archive footage) | Self - Father of Nancy Fox (archive footage) |
| BBeverly PlappSelf - Sister of Nancy Fox (archive footage) | Self - Sister of Nancy Fox (archive footage) |
| MMarine HedgeSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| RRodney HookSelf - Son-in-Law of Marine Hedge (archive footage) | Self - Son-in-Law of Marine Hedge (archive footage) |
| GGlen HornSelf - Former KAKE News Director (archive footage) | Self - Former KAKE News Director (archive footage) |
| KKen LandwehrSelf - Former Homicide Detective, Wichita PD (archive footage) | Self - Former Homicide Detective, Wichita PD (archive footage) |
| JJulie OteroSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| JJoseph Otero Jr.Self - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| JJosephine OteroSelf - Murder Victim (archive footage) | Self - Murder Victim (archive footage) |
| CCharlie OteroSelf - Son and Brother of the Oteros (archive footage) | Self - Son and Brother of the Oteros (archive footage) |
| CCarmen Otero MontoyaSelf - Daughter and Sister of the Oteros (archive footage) | Self - Daughter and Sister of the Oteros (archive footage) |
