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) Daniela Marinova as Thusnelda Ian Beattie as Varus Richard Riddell as Flavus Steven Berkoff as Augustus Fintan McKeown as Iguiomerus David Furlow as Himself (Author) Dimo Alexiev as Emsger Georgi Zlatarev as Segestes Vanessa Collingridge as Herself (Author) Clarence B. Jones as Himself (Civil Rights Leader) Barry Strauss as Himself (Professor at Cornell University) Eric L. Haney as Himself (Command Sergeant Major, U.S. Army (Ret.)) Lenny Depaul as Himself (U.S. Marshall Service (Ret.)) Velislav Pavlov as Ignatio Diana Dimitrova as Aquilina Stefan Popov as Fulco Martin Yordanov as Young Flavus Boyan Petrov as Young Arminius Alekzander Simeonov as Young Emsger Nikola Dodov as Sigismer Karina Andonova as Young Thusnelda Pavel Shalamanov as Adalburn Elias Ferkin as Scarface Hristo Petkov as Crazy Eyes Dimitur Zahariev as Paolo Deyan Tsviatkov as Hugo Virginia Campbell as Herself (University of Oxford) Valentine Pelka as Crassus Alun Raglan as Crixus