Gravity and Me: The Force That Shapes Our Lives
Himself - Presenter
Rapid Motion Through Space: An Incomplete History of Speed
Himself
The Science of Doctor Who
The Amazing World of Gravity
The Beginning and End of the Universe
Himself - Presenter
Fukushima: Is Nuclear Power Safe?
The Science of Doctor Who
Self
Le meraviglie dell'intelligenza artificiale
Self - Presenter
Lost Horizons: The Big Bang
Guest Star
Between Now... and Now! Science and "The Time Monster"
Self
Britain's Nuclear Secrets: Inside Sellafield
Himself - Presenter
