Name	Known for
Erik Thompson Narrator Narrator See fewer	A Murder of Crows (1998)
Richard Muller Self - Astrophysicist, Author, 'Physics For Future Presidents' Self - Astrophysicist, Author, 'Physics For Future Presidents' See fewer	Horizon (I) (1964)
Kim Stanley Robinson Self - Author, 'Sixty Days and Counting' Self - Author, 'Sixty Days and Counting' See fewer	Mars (2016)
Adrienne Cool Self - San Francisco State Univ. Self - San Francisco State Univ. See fewer	The Universe (2007)
Michio Kaku Self - Author, 'Physics of the Impossible' Self - Author, 'Physics of the Impossible' See fewer	Accidental Truth: UFO Revelations (2023)
Ronald Mallett Self - Physicist, Author, 'Time Traveler', Univ. of Connecticut Self - Physicist, Author, 'Time Traveler', Univ. of Connecticut See fewer	Time Traveler (I)
Peter Smith Self - Scientist, Phoenix Mars Mission, Univ. of Arizona Self - Scientist, Phoenix Mars Mission, Univ. of Arizona See fewer	Nova (1974)
Andy Albrecht Self - Univ. Of California, Davis (as Andreas Albrecht) Self - Univ. Of California, Davis (as Andreas Albrecht) See fewer	Nova (1974)
Albert Einstein Self - Physicist (archive footage) (uncredited) Self - Physicist (archive footage) (uncredited) See fewer	Schooling the World (2010)