Diretor/a
Noel Buckner
DIRETOR/A
Carl Charlson
David Espar
Rob Whittlesey
Elenco (na ordem dos créditos)
Charles Osgood
Self - Narrator
Neil deGrasse Tyson
Self - Astrophysicist
Michio Kaku
Self - Theoretical Physicist
Lawrence Krauss
Self - Physicist
Tim Berners-Lee
Self - Computer Scientist
David Halberstam
Self - Author
Bill Anders
Self - Astronaut
Philip Morrison
Sylvester James Gates Jr.
Walter Lewin
Elaine Showalter
Self - Historian
Peter Galison
Jocelyn Bell Burnell
Steven Weinberg
Brendan Gill
Michael Bliss
Michael Roth
Joseph E. Murray
Self - Transplant Surgeon
Walter Sneader
Jack Gilmore
Self - software engineer
Elizabeth W. Etheridge
Self - historian
Alan Kraut
Susan Smulyan
Robert Metcalf
Gale Christianson
Malcolm S. Longair
David Wilkinson
Mark Micale
Roland Marchand
Sallie Baliunas
Francis D. Moore
Self - Harvard Medical School
Gert H. Brieger
Guenter B. Risse
Anne Harrington
Paul E. Ceruzzi
Self - Curator National Air and Space Museum
John M. Staudenmaier
Robert Wilson
Robert Kirshner
Renee Fox
Self - Sociologist
Leon Lederman
John Morrow
Leo P. Krall
Self - Joslin Diabetes Center
Sigmund Freud
SelfarchiveFootage
Henry Ford
Alexander Fleming
Edwin Hubble
Charles Best
Frederick Banting
J.B. Collip
George Ellery Hale