John Spencer

Filmography

2021	The High Frontier: The Untold Story of Gerard K. O'Neill · as Self Watch Now
2019	Woman in Motion · as Self - Space Tourism Society President Watch Now
2016	Space's Deepest Secrets (TV Series) · as Self - Founder, Space Tourism Society
2010	How the Universe Works (TV Series) · as Self - New Horizons Co-Investigator
2007	The Universe (TV Series) · as Self - Space Architect
2004	Naked Science (TV Series) · as Self - Staff Scientist
1974	NOVA (TV Series) · as Self
1957	The Sky at Night (TV Series) · as Self - Deputy Geology Lead