John Logan Allen

Himself - Geographer

Stephen Ambrose

Himself - Historian

Gerard Baker

Himself - Mandan-Hidatsa

Kevin Conway

Patrick Gass

Erica Funkhouser

Herself - Writer

William Least Heat-Moon

Himself - Writer

Gene Jones

Joseph Whitehouse

Mylie Lawyer

Herself - Descendant of Twisted Hair

James P. Ronda

Himself - Historian

Murphy Guyer

William Clark (voice)

Hal Holbrook

Narrator (voice)

Sam Waterston

Thomas Jefferson (voice)

Adam Arkin

Merriwether Lewis (voice)

Matthew Broderick

John Ordway (voice)

Dayton Duncan

Himself - Writer

In 80 Tagen um die Welt

Pole to Pole

Michael Palin's Hemingway Adventure

Connections

Wettlauf zum Mond

Das Programm: Hinter den Kulissen der Disziplinierungsindustrie

The Music of Man

Power On: The Story of Xbox

Der Amerikanische Bison

The Romantics

Stax: Soulsville USA

Quiet on Set: The Dark Side of Kids TV

Wendepunkt: Die Bombe und der Kalte Krieg

Planet Erde

Verhandlung Nr. 4

Tutta colpa di Galileo

Tutta colpa di Darwin

In Search of Ancient Ireland

MH370: Das verschwundene Flugzeug

THE LEVELING OF SOLO LEVELING