Name	Known for
Ian Karr Narrator (voice) Narrator (voice) See fewer	Joke Man (2023)
Fergal Coghlan Auguste Bartholdi Auguste Bartholdi See fewer	The Good Ship Murder (2023)
Christopher Wright Ferdinand de Lesseps Ferdinand de Lesseps See fewer	The Engineering That Built the World (2021)
Harry Van Gorkum General Charles P. Stone General Charles P. Stone See fewer	The Mortal Instruments: City of Bones (2013)
Martyn Ellis Edouard Rene de Laboulaye Edouard Rene de Laboulaye See fewer	The New Adventures of Robin Hood (1997)
Robert Jezek Eugène Violett-le-Duc Eugène Violett-le-Duc See fewer	Event Horizon (1997)
Yohuru Williams Self - Professor of History, University of St. Thomas Self - Professor of History, University of St. Thomas See fewer	Those About to Die (2024)
Beckett Graham Self - Historical Writer and Broadcaster Self - Historical Writer and Broadcaster See fewer	The History Chicks (2011)
Lindsay Graham Self - Historical Writer and Broadcaster Self - Historical Writer and Broadcaster See fewer	American Scandal (2018)
Greg Jackson Self - Professor, Utah Valley University Self - Professor, Utah Valley University See fewer	Petty Anniversary
Davarian L. Baldwin Self - Professor of American Studies, Trinity College Self - Professor of American Studies, Trinity College See fewer	American Experience (1988)
Elizabeth Mitchell Self - Author, Liberty's Torch Self - Author, Liberty's Torch See fewer	The Engineering That Built the World (2021)
Jeffrey Engel Self - Professor of History, Southern Methodist University Self - Professor of History, Southern Methodist University See fewer	Statecraft: The Bush 41 Team (2020)
Michelle Young Self - Architecture Professor, Columbia University Self - Architecture Professor, Columbia University See fewer	The Strange Truth (2016)
David Brown Self - Author, 'The Art of Business Wars' Self - Author, 'The Art of Business Wars' See fewer	Business Wars (2018)
Meera Wagman Self - Engineer and Project Consultant Self - Engineer and Project Consultant See fewer	The Engineering That Built the World (2021)
Susan Vollenweider Self - Columnist, 'Kansas City Star' Self - Columnist, 'Kansas City Star' See fewer	The History Chicks (2011)
Pete Buttigieg Self - United States Secretary of Transportation Self - United States Secretary of Transportation See fewer	Mayor Pete (2021)
James Meigs Self - Technology Journalist, 'Popular Mechanics' (as James B. Meigs) Self - Technology Journalist, 'Popular Mechanics' (as James B. Meigs) See fewer	Popular Mechanics: Saturday Mechanic (2012)
Ainissa Ramirez Self - Technology Writer and Materials Scientist Self - Technology Writer and Materials Scientist See fewer	Nova (1974)
Daniel Dickrell Self - Engineering Professor, University of Florida (as Dan Dickrell) Self - Engineering Professor, University of Florida (as Dan Dickrell) See fewer	The Unbelievable with Dan Aykroyd (2023)
Greg Young Self - Historical Writer and Broadcaster Self - Historical Writer and Broadcaster See fewer	Mysteries at the Museum (2010)
Paul Andrew Goldsmith Joseph Pulitzer Joseph Pulitzer See fewer	Metres Apart (2021)
Robin Howland John Paige John Paige See fewer	Catching Killers (II) (2021)
Tom Leefarr Smith Worlds fair customer Worlds fair customer See fewer	The Gentlemen (2019)
Ulysses S Grant Self (archive footage) (uncredited) Self (archive footage) (uncredited) See fewer