Yönettiği Yapımlar
10.0
Probes in Space
1975
8.2
Forces of Nature
2004
7.2
Ring of Fire
1991
7.2
Ring of Fire
1991
7.2
Ring of Fire
1991
7.1
The Great Barrier Reef
1981
7.1
The Great Barrier Reef
1981
7.1
The Great Barrier Reef
1981
7.0
Afrika: Serengeti
1994
7.0
Planet Ocean
1974
7.0
Afrika: Serengeti
1994
7.0
Afrika: Serengeti
1994
6.9
Alaska: Spirit of the Wild
1998
6.9
Alaska: Spirit of the Wild
1998
6.9
The Eruption of Mount St. Helens!
1980
6.9
The Eruption of Mount St. Helens!
1980
6.1
Amazing Journeys
1999
6.1
Amazing Journeys
1999
Genesis: Four Billion Years in the Making
1978
