Who Is James Callis? Age, Biography and Wiki
James Callis was born on June 4, 1971, making him 54 years old in 2025. He hails from London, England, and has established himself as a prominent figure in television and film. He is best known for his role as Gaius Baltar in the critically acclaimed series Battlestar Galactica and his portrayal of Dr. Thomas Milton in the psychological thriller The 100. With a strong educational background and a valuable experience in acting, Callis has proven himself to be a versatile performer in the entertainment industry.
For detailed information about his life and career, you can visit his Wikipedia page.
| Occupation | Voice Actors |
|---|---|
| Date of Birth | June 4, 1971 |
| Age | 54 Years |
| Birth Place | Hampstead, London, England |
| Horoscope | Gemini |
| Country | England |
Popularity
James Callis's Popularity over time
Height, Weight & Measurements
James Callis is often noted for his charismatic appearance. He stands at approximately 5 feet 10 inches (178 cm) tall and maintains a weight of around 160 pounds (73 kg). While specific measurements are not widely published, Callis is known for his lean physique, which complements his on-screen roles.
Family, Dating & Relationship Status
When it comes to his personal life, James Callis is quite private. As of 2025, he is happily married to his wife, Nathalie Denny, with whom he has two children. Callis often shares glimpses of his family life on social media, but he generally keeps the details under wraps to protect their privacy. Although there have been rumors about past relationships, Callis appears to be committed to building a joyful and fulfilling family life with his partner.
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, and Bridget Jones' best friend Tom in the Bridget Jones film series. 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. In 2022, he appeared in season 2 of Star Trek: Picard as Jean-Luc's father in childhood flashbacks.
Net Worth and Salary
As of 2025, James Callis's estimated net worth is around $5 million. His wealth primarily stems from his acting career, voice roles in animation, and participation in various films and television series. Callis has also ventured into producing, further diversifying his income streams and securing his financial future.
Career, Business, and Investments
James Callis began his career in theater before transitioning to television and film. He has appeared in multiple well-regarded productions, including:
- Battlestar Galactica as Gaius Baltar
- The 100
- Penny Dreadful
- Warehouse 13
Social Network
James Callis maintains an engaging presence on social media. Fans can follow him on platforms such as Instagram and Twitter, where he shares updates about his projects, interacts with his audience, and offers glimpses into his daily life. His social media presence is instrumental in keeping fans connected and invested in his career.
Education
James Callis attended the University of York, where he earned a degree in English and Related Literature. He also trained at the London Academy of Music and Dramatic Art (LAMDA), which provided him with essential skills and a solid foundation for his acting career. His education has undoubtedly contributed to his nuanced performances and ability to tackle diverse roles.
Callis has appeared in various West End productions and television series as well as on radio. He has also been involved in writing and directing. His directorial debut was Beginner's Luck, a co-production of his and writer/director Nick Cohen's Late Night Pictures and Angel Eye Film & TV, starring Julie Delpy, Steven Berkoff and Fenella Fielding.
Beginner's Luck was critically panned, but ran for almost three weeks on one print (all the low-budget film could afford) in one cinema in central London, then went on a tour of student cinemas around the UK.
