James Lurie as Narrator (voice)

Alice Kehoe as Herself - Anthropologist

Anatoly Liberman as Himself - Philologist, University of Minnesota

Darwin Ohman as Himself - Grandson of Olof Ohman

Scott Wolter as Himself - Forensic Geologist & Author, The Hooked X

Tom Trow as Himself - Past Archaeologist, Minnesota Historical Society

Florian Ledermann as Himself - Past President, Runestone Museum

James Scherz as Himself - Prehistoric Cartographer

Simon Brighton as Himself - Author, In Search of the Knights Templar

Erling Haagensen as Himself - Author, The Templar's Secret Island

Steven Sora as Himself - Author, The Lost Colony of the Templars

Kelly Krause as Herself - Archaeologist

Ashley Cowie as Himself - Author, The Rosslyn Templar

Evan Pritchard as Himself - Director, Center for Algonquin Culture

Niven Sinclair as Himself - Clan Sinclair Patriarch

Carmen Legge as Herself - President, New Ross Historical Society

David Brody as Himself - Chair, Westford Knight Committee

Virginia Kimball as Herself - Westford Knight Historian

Bruce Bourque as Himself - Archaeologist, Maine State Museum

Roslyn Strong as Herself - New England Antiquities Research Association

Richard Lynch as Himself - New England Antiquities Research Association

William Penhallow as Himself - Astronomer & Physicist

Suzanne Carlson as Herself - Architect & President of NEARA

Akram Elias as Himself - Freemasonic Grand Master