On a desolate island near Greece, abandoned buildings are evidence of a group of people that were forbidden to leave; experts reveal who was forced to stay here and if there was a cover-up to conceal what really happened at this strange place. Stories: 1) Isle of Portland, UK; 2) Pratt Cotton Gin Factory, Alabama, USA; 3) Spinalonga Leper Colony, Crete, Greece
| Name | Type | Role | |
|---|---|---|---|
| Luke Wales | Producer | Series Producer | |
| Tom Williams | Producer | Series Producer | |
| Andrew Lessner | Producer | for SCIENCE CHANNEL | |
| Ann Boutwell | Guest Star | Self - Local Historian, Prattville | |
| Sascha Auerbach | Guest Star | Self - Historian | |
| Ernie Edwards | Guest Star | Self - Engineer and Former Employee, Prattville | |
| Rob Bell | Guest Star | Self - Engineer and Adventurer | |
| Shini Somara | Guest Star | Self - Engineer | |
| Gordon Le Pard | Guest Star | Self - Marine Archaeologist, Portland | |
| Andrew Gough | Guest Star | Self - Historian and Author | |
| Michele Mitchell | Guest Star | Self - Historian and Author | |
| Fran Scott | Guest Star | Self - Engineer | |
| James S. Corum | Guest Star | Self - Military Historian | |
| Ernie Edwards | Guest Star | Self - Engineer | |
| Maurice Born | Guest Star | Self - Greek Writer | |
| Claire Barratt | Guest Star | Self - Engineer | |
| Bruce Burgess | Executive Producer | ||
| Henry Scott | Executive Producer | ||
| Neil Laird | Executive Producer | for SCIENCE CHANNEL | |
| Luke Wales | Director | ||
| Tom Williams | Director |