Filmography
When Whales Walked: Journeys in Deep Time2019 · Executive Producer
Going to War2018 · Executive Producer
Mass Extinction: Life at the Brink2014 · Executive Producer
Vaccines: Calling the Shots2014 · Executive Producer
Arctic Tale2007 · Executive Producer
Last Stand of the Great Bear2004 · Executive Producer
Beyond the Movie: The Return of the King2003 · Executive Producer
National Geographic: Surviving Everest2003 · Executive Producer
Bug Attack2003 · Executive Producer, Writer
Beyond the Movie: The Fellowship of the Ring2001 · Executive Producer
Pearl Harbor: Legacy of Attack2001 · Director
National Geographic: The Filmmakers1999 · Executive Producer
Pursuit of the Giant Bluefin1999 · Executive Producer
National Geographic: Last Voyage of the Lusitania1994 · Executive Producer
National Geographic: White Wolf1988 · Writer