James Callis (born 4 June 1971) is a British 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 joined the cast of the TV Series Eureka, on Syfy, in 2010.
2025Bridget Jones: Mad About the BoyMovieas Tom
2024FallenTV showas Edward Van Lockwood · 8 episodes
2023Castlevania: NocturneTV showas Alucard (voice) · 9 episodes
2022The Bay HouseMovieas Ryan Brooks2022Slow HorsesTV showas Claude Whelan · 12 episodes
2020Break EvenMovieas Zalman2020Star Trek: PicardTV showas Maurice Picard · as The Psychiatrist / Maurice Picard · 1 episodes
2019Blood & TreasureTV showas Simon Hardwick · 25 episodes
2019All Cock and No Bull!MovieWriter · Executive Producer · Director
2017House by the LakeMovieas Scott · Producer2017CastlevaniaTV showas Adrian Tepes / Alucard (voice) · 32 episodes
2017Once Upon a DateMovieas Ed Holland
2016The HollowMovieas Vaughn Killinger2016MacGyverTV showas The Merchant / Clive · as Merchant · 1 episodes2016Bridget Jones's BabyMovieas Tom
2016Blood MoonMovie
2015NarcopolisMovieas Todd Ambro
2015GallipoliTV showas Ellis Ashmead-Bartlett · 7 episodes201512 MonkeysTV showas Athan Cole · 5 episodes
2014CaperTV showas Doc English · 2 episodes
2014The MusketeersTV showas Émile Bonnaire · as Emile Bonnaire · 1 episodes2013Rick and MortyTV showas Pat Gueterman / Courier Flaps (voice) · 1 episodes2013AustenlandMovieas Colonel Andrews2012ArrowTV showas The Dodger · 1 episodes
2012Key & PeeleTV showas Shakespeare · 1 episodes
201117th PrecinctMovieas John Bosson
2011Reuniting the RubinsMovieas Danny Rubin
2011PortlandiaTV showas James Callis · 1 episodes
2009PodfatherMovieas Self - Narrator (voice)2009FlashForwardTV showas Gabriel McDow · 5 episodes
2009Merlin and the Book of BeastsMovieas Merlin2008MerlinTV showas Julius Borden · 1 episodes2007Battlestar Galactica: RazorMovieas Dr. Gaius Baltar
2006One Night with the KingMovieas Haman, the Agagite2006EurekaTV showas Dr. Trevor Grant · 10 episodes
2005Dead CoolMovieas Josh2005Numb3rsTV showas Mason Duryea · 1 episodes2004Bridget Jones: The Edge of ReasonMovieas Tom2004Battlestar GalacticaTV showas Gaius Baltar · 73 episodes2003Battlestar GalacticaTV showas Gaius Baltar · 2 episodes
2003Helen of TroyTV showas King Menelaus of Sparta · 2 episodes
2002Beginner's LuckMovieWriter
2001Victoria & AlbertMovieas Ernest
2001Victoria & AlbertTV show2 episodes2001Bridget Jones's DiaryMovieas Tom
2001As IfTV showas Sebastian · 1 episodes2000CSI: Crime Scene InvestigationTV showas John Merchiston · 3 episodes
2000Jason and the ArgonautsTV showas Aspyrtes · 2 episodes
2000Arabian NightsTV showas Prince Ahmed · 2 episodes
1999Relic HunterTV showas Raoul · 1 episodes
1999Sex, Chips & Rock n' RollTV showas The Wolf · 6 episodes
1997A Dance to the Music of TimeTV showas Gwinnett · 4 episodes
1997Midsomer MurdersTV showas Toby DeQuetteville · 1 episodes
1991Murder Most HorridTV showas Mark · 1 episodes
1987The Ruth Rendell MysteriesTV showas Guy Curran · 3 episodes