JG
John Grotzinger
Filmography
| 2019 | The Planets (2019) (TV Series) · as Self - California Institute Of Technology |
| 2016 | Expedition Mars · as Self - Chief Project Scientist, Jpl |
| 2011 | Stargazing Live (TV Series) · as Self - Caltech |
| 1974 | NOVA (TV Series) · as Self - Chief Scientist, Mars Science Laboratory |
| 1964 | Horizon (TV Series) · as Self - Chief Project Scientist |