Overview
An extreme adventure tour group headed by deep caving expert John Palmer descends into a 2000 Ft abandoned salt mine , that was mysteriously closed down years ago after an unexplained disaster trapped all of the miners . They prepare for rock slides , blackouts , cave-ins - whatever might threaten their journey and commence their descent into the depths.
| Actor | Age then | Age now | |
|---|---|---|---|
 | 44 | 64 | |
 | 52 | 72 | |
 | 40 | 60 | |
 | 29 | 48 | |
 | 36 | 56 | |
 | 23 | 42 | |
 | - | - | |
 | 31 | 51 | |
 | - | - | |
 | - | - |