Acting
2025 · Self - Presenter
2022 · Self - Host
2020 · Self - Host
2020 · Self - Paleontologist and Director, Smithsonian
2020 · Eric 'Concerned Ranger' Jones
2015 · Self - Host
2012 · Himself - Denver Museum of Nature & Science
2009
2020
2017 · Himself - Presenter
1974 · Host
