James Callis

James Nicholas Callis is an English actor. He is best known for playing Dr. Gaius Baltar in the re-imagined Battlestar Galactica miniseries and television series, and Bridget Jones' best friend in Bridget Jones's Diary and Bridget Jones: The Edge of Reason. He later reprised the role in 2016, in "Bridget Jones's Baby." He joined the cast of the TV Series Eureka, on Syfy, in 2010.