James Callis portrayed Julius Borden, an old pupil of Gaius, who seeks a dragon egg in the episode, Aithusa of the BBC series Merlin. Callis is most well know for his role as Baltar in Battlestar Galactica. He has also appeard in Syfy's Eureka as Dr. Trevor Grant. James portrayed the character Merlin in the film Merlin and the Book of Beasts as well. Retrieved from "https://merlin.fandom.com/wiki/James_Callis?oldid=66554" Categories: Actors Male actors Real world Guest Stars One episode appearance Series 4 Series 4 enemies Article stubs Community content is available under CC-BY-SA unless otherwise noted.