America's National Parks
2022 · Supervising Producer
The Hidden Kingdoms of China
2020 · Writer
The Hidden Kingdoms of China
2020 · Director
The Hidden Kingdoms of China
2019 · Producer
The Hidden Kingdoms of China
2019 · Director
Expedition China
2017 · Director
Ghost of the Mountains
2017 · Director
Ghost of the Mountains
2017 · Writer
Invasion of the Killer Whales
2014 · Director
Invasion of the Killer Whales
2014 · Writer
Orcas - Vorstoss in die Arktis
2014 · Director
Orcas - Vorstoss in die Arktis
2014 · Writer
Nature
1982 · Director
Nature
1982 · Writer
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