Guest Stars Kevin W. Farrell as Himself (U.S. Army (Ret.)) Darius Arya as Himself (American Institute for Roman Culture) Wesley Clark as Himself (Former NATO Supreme Allied Commander, U.S. Army) Steve Kershaw as Himself (University of Oxford) Robert Herjavec as Himself (CEO, Herjavec Group) Peter Heather as Himself (King's College London) Richard Riddell as Flavus Tulsi Gabbard as Herself (U.S. Congress, Hawaii) Louis Hynes as Young Alaric Ian Beattie as Varus Murray McArthur as Egus Fintan McKeown as Iguiomerus Vanessa Collingridge as Herself (Author) Steven Berkoff as Augustus Daniela Marinova as Thusnelda George Remes as Unwen Leart Dokle as Stilicho Marty Rea as Lupicinius Antoaneta Peeva as Young Avina Victor Bitiusca as Idlefons Dimitar Banenkin as Kunimund Michael Kullikowski as Himself (Penn State) Noel Lenski as Himself (Yale University) Morris O'Connor as Himself (King's College London) Dimo Alexiev as Emsger Georgi Zlatarev as Segestes David Furlow as Himself (Author) Lindsay Powell as Himself (Author) Kerry Ingram as Hilde Douglas Russell as Drest Paul Kynman as Arthfael John Bowler as Catus Decianus Aidan Kelly as Cathbad Aleksandra Atanasova as Epona Anton Poriazov as Goth Rebel
