Jason O'Mara is an Irish actor and director, best known for his roles in television and film. He gained prominence for his portrayal of Jim Gordon in the series Gotham and has appeared in other popular shows like The Good Wife and Terra Nova. O'Mara has also lent his voice to various animated characters, including Batman in several DC Comics projects. Born on August 6, 1972, in Dublin, Ireland, O'Mara began his acting career in theater before transitioning to screen roles. He has worked in both American and British productions, showcasing his versatility as an actor. O'Mara continues to be active in the entertainment industry, taking on diverse roles across different genres.