Filmografie
| 2024 | A Life Among Elephants · as Self - Portrait Subject & Interviewee |
| 2020 | Wild Daze · as Self - Scientist |
| 2016 | Ivory. A Crime Story · as Himself |
| 2015 | This Wild Life · as Self |
| 2010 | Great Migrations · as Self - Biologist, Save The Elephants |
| 2009 | The Secret Life of Elephants · as Self - Founder And Managing Director, Save The Elephants |
| 2008 | Untamed & Uncut · as Self |
| 2007 | Jack Hanna's Into the Wild · as Self |
| 2004 | The Way We Went Wild · as Self |
| 2002 | Mutual of Omaha’s Wild Kingdom (2002) · as Self |
| 1987 | Universe (1987) · as Self |
| 1961 | Survival · as Self |
| 1961 | Survival · as Associate Producer |
| 2013 | White Gold · as Interviewee |