This Sportscope short documentary takes a look at a group of Austrian speleologists who explore a newly-discovered cave.
| Actor | Role |
|---|---|
 Peter RobertsNarrator (voice) | Narrator (voice) |
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This Sportscope short documentary takes a look at a group of Austrian speleologists who explore a newly-discovered cave.
| Actor | Role |
|---|---|
| Peter RobertsNarrator (voice) | Narrator (voice) |