Producer
| Documentaries | |
|---|---|
| 2010 |
China's Ghost Army (TV movie) |
| 2006 |
Megastructures (series) |
| 2000 |
Secrets of the Dead (series) |
| 1998 |
History's Mysteries (series) |
| 1994 |
Ancient Mysteries (series) |
Mysteries of the Bible (series) |
|
| 1993 |
Modern Marvels (series) |
| 1987 |
Biography (series) |
| 1985 |
National Geographic Explorer (series) |
Screenwriter
| Documentaries | |
|---|---|
| 2010 |
China's Ghost Army (TV movie) |
| 2000 |
Secrets of the Dead (series) |
| 1993 |
Modern Marvels (series) |
| 1985 |
National Geographic Explorer (series) |
Director
| Documentaries | |
|---|---|
| 2019 |
Universum History: Widerstand im Reich der Mitte. Chinas Schindler (TV movie) |
| 2006 |
Megastructures (series) |
| 1998 |
History's Mysteries (series) |
| 1994 |
Ancient Mysteries (series) |