Reparto (por orden de créditos)
John Rhys-Davies
Self - also narrator
Elijah Wood
Self
Hugo Weaving
Peter Jackson
Ian McKellen
Jock Ferguson
Self - William Wallce Re-enactor
Fiona Watson
Self - Scottish Historian
Michael Drout
Self - Tolkien Expert
Susan Doran
Self - Oxford University
David Loades
Self - Author, 'Elizabeth I'
Theodore Roosevelt
Self(archiveFootage)
Tweed Roosevelt
Self - Theodore Roosevelt's Great-Grandson
Michael Zuckerman
Self - Benjamin Franklin Expert
Christopher Lee
Tsar Nicholas II
Tsarina Alexandra
Richard Pipes
Self - Russian Historian
V.I. Lenin
Lynette Nusbacher
Self - English Historian
David Wenham
James M. McPherson
Self - Civil War Historian
Philippa Boyens
Self - Co-Screenwriter
Adolf Hitler
Winston Churchill
Bob Doe
Self - World War II RAF Pilot
Gary Moulton
Self - Lewis and Clark Expert
Billy Boyd
Orlando Bloom
Tenzing Norgay
Edmund Hillary
Broughton Coburn
Self - Everest Expert
Jamling Tenzing Norgay
Self - Son of Tenzing Norgay
Sean Astin
Allen Counter
Self - Peary Expedition Historian
Robert Peary Stafford
Self - Robert A. Peary Great-grandson