Discover
Original Release
07/19/2020
US Release
07/19/2020
Cast
| Name | Character |
|---|
| Donnie Wahlberg | Self - Host |
| Kevin O'Connor | Self - Former Assistant District Attorney, Sedgwick County, Kansas |
| James Gagliano | Self - CNN Law Enforcement Analyst |
| Tim Relph | Self - BTK Task Force |
| Stephen W. Brady | Self - Former Consultant, Ghostbusters Task Force |
| Casey Jordan | Self - Criminologist |
| Stephen Singular | Self - Author, 'Unholy Messenger: The Life and Crimes of the BTK Serial Killer' |
| Kelly Otis | Self - BTK Task Force |
| Michael Roehrman | Self - Editor, The Wichita Eagle |
| Larry Hatteberg | Self - Former Anchor, KAKE-TV |
Directors
Cast
| Name | Character |
|---|
| Donnie Wahlberg | Self - Host |
| Kevin O'Connor | Self - Former Assistant District Attorney, Sedgwick County, Kansas |
| James Gagliano | Self - CNN Law Enforcement Analyst |
| Tim Relph | Self - BTK Task Force |
| Stephen W. Brady | Self - Former Consultant, Ghostbusters Task Force |
| Casey Jordan | Self - Criminologist |
| Stephen Singular | Self - Author, 'Unholy Messenger: The Life and Crimes of the BTK Serial Killer' |
| Kelly Otis | Self - BTK Task Force |
| Michael Roehrman | Self - Editor, The Wichita Eagle |
| Larry Hatteberg | Self - Former Anchor, KAKE-TV |
| Susan Peters | Self - Former Anchor, KAKE-TV |
| Bob Morton | Self - BTK Task Force |
| David Mattingly | Self - Former CNN National Correspondent |
| Nola Foulston | Self - Former District Attorney, Sedgwick County, Kansas |
| Ann Burgess | Self - Former Consultant, FBI Behavioral Science Unit |
| Charlie Otero | Self - Family Were Victims of BTK |
| Kathryn Bright | Self - Murder Victim |
| Anderson Cooper | Self - Newscaster |
| Dolores E. Davis | Self - Murder Victim |
| Nancy Fox | Self - Murder Victim |
Producers
| Name | Role |
|---|
| Donnie Wahlberg | Executive Producer |
| Nancy Duffy | Executive Producer |
| Denise Cavanaugh | Producer |
| Darran Foster | Producer |
| Madeline Garcia | Producer |
