British actor known for his versatility in television, film, and theater. He gained prominence with roles in popular series such as "Rome" and "Game of Thrones," where he portrayed Edmure Tully. Further acclaim came with his dual role as Frank and Jonathan "Black Jack" Randall in "Outlander," earning him a Golden Globe nomination. His portrayal of Prince Philip in "The Crown" garnered critical praise, winning him an Emmy. Trained at the Royal Academy of Dramatic Art, he's celebrated for his depth and nuanced performances.