Filmography23 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2026 | FULL DISCLOSURE: THE REALITY BEHIND SPIELBERG'S DISCLOSURE DAYMovie | Himself | 79 |
| 2025 | The Alien PerspectiveMovie | — | 78 |
| 2024 | The UnXplained: Mysteries of the UniverseSeries | Self - Theoretical Physicist | 77 |
| 2023 | To End All War: Oppenheimer & the Atomic BombMovie | Self - Theoretical Physicist | 76 |
| 2021 | The Proof Is Out ThereSeries | Self - Dr. Theoretical Physics Professor | 74 |
| 2020 | Deeper Look from New YorkSeries | — | 73 |
| 2019 | The UnXplainedSeries | Self - Dr. Theoretical Physics Professor | 72 |
| 2017 | The Truth Is in the StarsMovie | Self | 70 |
| 2016 | The UniversityMovie | Self - Interviewee | 69 |
| 2014 | The Real History of Science FictionSeries | Self | 67 |
| 2013 | Futurescape with James WoodsSeries | Himself | 66 |
| 2012 | The Science of Doctor WhoMovie | — | 65 |
| 2011 | iGenius: How Steve Jobs Changed the WorldMovie | Self | 64 |
| 2010 | Ancient AliensSeries | Self - Dr. Theoretical Physics Professor | 63 |
| 2010 | ConanSeries | Self - Guest | 63 |
| 2009 | Sci Fi Science: Physics of the ImpossibleSeries | — | 62 |
| 2009 | The Joe Rogan ExperienceSeries | Self | 62 |
| 2008 | EinsteinMovie | Michio Kaku | 61 |
| 2007 | 2057Movie | — | 60 |
| 2005 | Alien PlanetMovie | Self | 58 |
| 2000 | Me & Isaac NewtonMovie | Self | 53 |
| 1989 | BordersMovie | Self - Prof. Theoretical Physics, CUNY | 42 |
| 1964 | HorizonSeries | — | 17 |