A prison with a terrifying past once housed America's most notorious criminals, the fortress stands in ruin, and experts reveal evidence of ghostly secrets hidden in the crumbling jailhouse walls. Stories: 1) West Virginia Penitentiary, USA; 2) National School of Art, Havana, Cuba; 3) The Quarries of Montigny, Oise, France; 4) Chatterley Whitfield Colliery, North Staffordshire, UK
| Name | Type | Role | |
|---|---|---|---|
| Annie MacKinder | Producer | Shooting Producer | |
| Luke Wales | Producer | Series Producer | |
| Tom Williams | Producer | Series Producer | |
| Andrew Lessner | Producer | for SCIENCE CHANNEL | |
| Tamsin Curry | Producer | Shooting Producer | |
| Sascha Auerbach | Guest Star | Self - Historian | |
| James S. Corum | Guest Star | Self - Military Historian | |
| Eric Bouchenez | Guest Star | Self - Local Expert, Quarries of Montigny, France | |
| Dominic Selwood | Guest Star | Self - Historian and Author | |
| Claire Barratt | Guest Star | Self - Engineer | |
| Roy Neate | Guest Star | Self - Ex-Miner, Chatterley Whitfield | |
| Chuck Gent | Guest Star | Self - Former Guard | |
| José Villa Soberón | Guest Star | Self - Artist and Former Student, National School of Art, Cuba | |
| Nigel Bowers | Guest Star | Self - Historian, Chatterley Whitfield | |
| Jim Meigs | Guest Star | Self - Author and Journalist | |
| Fran Scott | Guest Star | Self - Scientist | |
| Ryan Zacherl | Guest Star | Self - Historian | |
| Chuck Gent | Guest Star | Self - Former Guard, WV Penitentiary | |
| Rob Bell | Guest Star | Self - Engineer and Adventurer | |
| Neil Laird | Executive Producer | for SCIENCE CHANNEL | |
| Bruce Burgess | Executive Producer | ||
| Henry Scott | Executive Producer | ||
| Luke Wales | Director | ||
| Tom Williams | Director | ||
| Tamsin Curry | Director | ||
| Annie MacKinder | Director |