In the Mont Blanc Observatory works Hannes. The only contact to the outside world is a pilot and Hella over the morse-code-radio. As Hella climbs the mountain with her father, the father dies. Also Hannes gets endangered as his fingers freeze. But Hella gets help.
| role | name |
|---|---|
| Hella Armstrong | Leni Riefenstahl |
| Hannes | Sepp Rist |
| Udet, Pilot | Ernst Udet |
| Walter Petersen | Mathias Wieman |
| Armstrong, Hellas Father | Friedrich Kayßler |
| Skifahrer | David Zogg |
| Skifahrer | Beni Führer |
| Bergführer | Rähmi |
| role | name |
|---|---|
| Director | Arnold Fanck |
| Writer | Carl Mayer |
| Producer | Gabriel Levy |
| Producer | Harry R. Sokal |
| Composer | Paul Dessau |
| Production designer | Leopold Blonder |
