Producător
- Breaking the Maya Code (2008)
- Return of the Wolf (2000)
- Dolphins: The Wild Side (1999)
- Heroes of the High Frontier (1999)
- Avalanche: The White Death (1998)
- Ancient Graves: Voices of the Dead (1998)
- Sea Monsters: Search for the Giant Squid (1998)
- The Dragons of Galapagos (1998)
- America's Endangered Species: Don't Say Good-bye (1998)
- Volcano: Nature's Inferno (1997)
- Tigers of the Snow (1997)
- The Sonoran Desert: A Violent Eden (1997)
- Okavango: Africa's Savage Oasis (1996)
- The White House (1996)
- Arctic Kingdom: Life at the Edge (1995)
- Secrets of the Wild Panda (1995)
- Cyclone! (1995)
- 30 Years of National Geographic Specials (1995)
- Island of the Giant Bears (1994)
- China: Beyond the Clouds (1994)
- Power of Water (1993)
- Zebras: Patterns in the Grass (1991)
- Hollywood: The Dream Factory (1972)
- Wildfire! (1971)
- The Enchanted Years (1971)
- Kifaru... The Black Rhino (1970)
- Dear Mr. Gable (1968)
- Prelude to War: Beginning of World War II (1965)
- National Geographic Specials (1965)
Filmografie - altele
