James Callis

James Callis is an actor in English cinema, credited on One Night with the King (2006).

James Nicholas Callis (born 4 June 1971) is an English actor. He is known for playing Dr. Gaius Baltar in the re-imagined Battlestar Galactica miniseries and television series, Bridget Jones' best friend Tom in the Bridget Jones film series and Claude Whelan in the Apple TV spy series Slow Horses. He appeared in the television series Eureka and 12 Monkeys on Syfy as Dr. Trevor Grant and Athan Cole "The Witness", respectively. Since 2017, he has voiced the character Alucard in the Netflix series Castlevania and Castlevania: Nocturne, based on the video game series of the same name.

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