 Jimmy HibbertNarrator | Narrator |
| SSilvia GonzalesHerself - GeoArchaeologist Liverpool John Moores University | Herself - GeoArchaeologist Liverpool John Moores University |
 Terry JonesHimself - Associate Professor of Anthropology, California Polytechnic State University | Himself - Associate Professor of Anthropology, California Polytechnic State University |
| JJon ErlandsonHimself - Director, University of Oregon Museum of Natural and Cultural History | Himself - Director, University of Oregon Museum of Natural and Cultural History |
 J.M. AdovasioHimself - PhD, Director, Mercyhurst Archaeological Institute | Himself - PhD, Director, Mercyhurst Archaeological Institute |
| MMicheal B. CollinsHimself - Director, Texas Archaeological Resarch Laboratory | Himself - Director, Texas Archaeological Resarch Laboratory |
 Dennis StanfordHimself - Curator for Archaeology, Smithsonian Institution | Himself - Curator for Archaeology, Smithsonian Institution |
| PPegi JodryHerself - PhD. Adjunct Scientist, Smithsonian Institution | Herself - PhD. Adjunct Scientist, Smithsonian Institution |
 Doug OwsleyHimself - PhD. Curator for Physical Anthropology, Smithsonian Institution | Himself - PhD. Curator for Physical Anthropology, Smithsonian Institution |