Filmography
Search for the Submarine I-522000 · Writer
Pursuit of the Giant Bluefin1999 · Executive Producer
National Geographic's Storm of the Century1998 · Executive Producer
The Sonoran Desert: A Violent Eden1997 · Executive Producer
Volcano: Nature's Inferno1997 · Executive Producer
Puma: Lion of the Andes1996 · Executive Producer
Okavango: Africa's Wild Oasis1996 · Executive Producer
Inside the White House1996 · Executive Producer
The New Chimpanzees1995 · Executive Producer
30 Years of National Geographic Specials1995 · Executive Producer
National Geographic - Arctic Kingdom: Life at the Edge1995 · Executive Producer
Jewels of the Caribbean Sea1994 · Executive Producer, Writer
National Geographic: Lost Kingdoms of the Maya1993 · Executive Producer
Torn Between Two Fathers1989 · Writer
Secrets of the Titanic1986 · Writer
Realm of the Alligator1986 · Writer
Etosha: Place of Dry Water1979 · Writer
Birds Do It, Bees Do It1974 · Director, Writer
Hollywood: The Dream Factory1972 · Executive Producer
Dear Mr. Gable1968 · Producer, Writer