| Series cast summary: |
 | Ernst Harmannstein | - | Narrator 7 episodes, 1987-2017 |
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| Lutz Maurer | - | Himself - Presenter / - 4 episodes, 1991-2017 |
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| Manuela Strihavka | - | Narrator 3 episodes, 1991-2016 |
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| Thomas Eichhorn | - | Narrator 3 episodes, 1995-1997 |
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| Miguel Herz-Kestranek | - | Himself - Presenter 2 episodes, 1987-2016 |
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| Manfred Gabrielli | - | Narrator 2 episodes, 2017 |
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| Albert Precht | - | Himself 2 episodes, 1986-1992 |
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| Reinhold Messner | - | Himself 2 episodes, 1986-1997 |
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 | The Dalai Lama | - | Himself 2 episodes, 1995-1996 |
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| Hubert von Goisern | - | Himself 2 episodes, 1996-1997 |
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