John Rhys-Davies

Self / Narrator

Elijah Wood

Self

Hugo Weaving

Self

Peter Jackson

Self

Ian McKellen

Self

Jock Ferguson

Self - William Wallace Re-enactor

Jock Ferguson

Self - Scottish Historian

Michael Drout

Self - Tolkien Expert

Susan Doran

Self - Oxford University

David Loades

Self - Author, 'Elizabeth I'

Theodore Roosevelt

Self (archive footage)

Tweed Roosevelt

Self - Theodore Roosevelt's Great-Grandson

Michael Zuckerman

Self - Benjamin Franklin Expert

Christopher Lee

Self

Czar Nicholas II of Russia

Self (archive footage)

Tsarina Alexandra

Self (archive footage)

Richard Pipes

Self - Russian Historian

Vladimir Lenin

Self (archive footage)

Lynette Nusbacher

Self - English Historian

David Wenham

Self

James M. McPherson

Self - Civil War Historian

Philippa Boyens

Self - Co-Screenwriter

Adolf Hitler

Self (archive footage)

Winston Churchill

Self (archive footage)

Bob Doe

Self - World War II RAF Pilot

Gary Moulton

Self - Lewis and Clark Expert

Billy Boyd

Self

Orlando Bloom

Self

Tenzing Norgay

Self (archive footage)

Edmund Hillary

Self (archive footage)

Broughton Coburn

Self - Everest Expert

Jamling Tenzing Norgay

Self - Son of Tenzing Norgay

Sean Astin

Self

Allen Counter

Self - Peary Expedition Historian

Robert Peary Stafford

Self - Robert A. Peary Great-grandson

Helen Fitzwilliam

Writer

Rachel Allen

Writer

John B. Bredar

Writer

Steve Urban

Sound Editor

Penny Trams

Editor

Rebecca Hartzell

Production Manager

Steve Urban

Sound Effects Editor

David Ross Smith

Archival Footage Research

Richard Fiocca

Music

Mark Haskins

Sound Effects Editor

Daniel Federico Fernández

Camera Operator

Mark Haskins

Sound Editor

John B. Bredar

Executive Producer

Chris Sondreal

Supervising Producer

Michael Rosenfeld

Executive Producer

Brian Cunneff

Sound Mixer

Helen Fitzwilliam

Producer

Ricardo Andrade

Visual Effects