Filmography
| 2021 | The Secret Science of Sewage · as Self - Presenter |
| 2015 | Oak Tree: Nature's Greatest Survivor · as Himself - Presenter |
| 2014 | Monkey Planet · as Himself - Narrator |
| 2014 | Dissected · as Himself - Presenter |
| 2013 | Planet Ant: Life Inside the Colony · as Himself |
| 2012 | Prehistoric Autopsy · as Himself - Presenter |
| 2012 | The Dark: Nature's Nighttime World · as Self - Presenter |
| 2011 | After Life: The Strange Science of Decay · as Himself |
| 2010 | Lost Land of the Tiger · as Self - Presenter |
| 2009 | Lost Land of the Volcano · as Self - Presenter |
| 2008 | Celebrity Eggheads · as Self - Contestant |
| 2008 | Expedition Guyana · as Self - Presenter |
| 2007 | Expedition Borneo · as Self - Presenter |
| 2006 | The ONE Show · as Self |
| 2000 | BBC Breakfast · as Self - Zoologist And Tv Presenter |
| 1994 | Ready Steady Cook · as Self - Guest |
| 1983 | Natural World · as Self |
| 1964 | Horizon · as Self - Presenter |
| 2015 | Oak Tree: Nature's Greatest Survivor · as Executive Producer |
| 2023 | Kalu: Growing Up Wild · as Narrator |
| 1964 | Horizon · as Developed By |