Guest Stars Darius Arya as Himself (American Institute for Roman Culture) Kevin W. Farrell as Himself (U.S. Army (Ret.)) Steve Kershaw as Himself (University of Oxford) Wesley Clark as Himself (Former NATO Supreme Allied Commander, U.S. Army) Robert Herjavec as Himself (CEO, Herjavec Group) Peter Heather as Himself (King's College London) Jesse Jackson as Himself (Civil Rights Leader) Ian Beattie as Varus Richard Riddell as Flavus Lenny Depaul as Himself (U.S. Marshall Service (Ret.)) Georgi Zlatarev as Segestes Dimo Alexiev as Emsger Steven Berkoff as Augustus Daniela Marinova as Thusnelda Fintan McKeown as Iguiomerus Vanessa Collingridge as Herself (Author) Barry Strauss as Himself (Professor at Cornell University) Eric L. Haney as Himself (Command Sergeant Major, U.S. Army (Ret.)) Clarence B. Jones as Himself (Civil Rights Leader) David Furlow as Himself (Author) Velislav Pavlov as Ignatio Elias Ferkin as Scarface Alekzander Simeonov as Young Emsger Diana Dimitrova as Aquilina Nikola Dodov as Sigismer Karina Andonova as Young Thusnelda Pavel Shalamanov as Adalburn Boyan Petrov as Young Arminius Martin Yordanov as Young Flavus Stefan Popov as Fulco Dimitur Zahariev as Paolo Deyan Tsviatkov as Hugo Virginia Campbell as Herself (University of Oxford) Alun Raglan as Crixus Hristo Petkov as Crazy Eyes Valentine Pelka as Crassus