Elenco (na ordem dos créditos)
Anthony Morris
Self - Host
Geoffrey W. Jackson
M. Stephen Lett
David H. Splane
Mark Sanderson
Gerrit Lösch
Samuel F. Herd
David Schafer
Gary Breaux
William Malenfant
Kenneth Flodin
Izak Marais
Self - Co-Host
Mark Noumair
Robert Ciranko
John Ekrann
Robert Luccioni
Harold Corkern
Seth Hyatt
Self
Ronald Curzan
Joel Dellinger
James Mantz
Philip Brumley
Yaroslav Dovhanych
Self - Zoologist
Christopher Mavor
Rajesh Kalaria
Self - Brain researcher
Alex Reinmueller
Patrick LaFranca
Ralph Walls
Leon Weaver Jr.
Kenneth Cook Jr.
Gajus Glockentin
Leonard Myers