Jason O'Mara (born August 6, 1972) is an Irish actor. He has starred in the American television network dramas In Justice, Life on Mars, Terra Nova and Vegas. He is also known for voicing DC Comics' superhero Batman in the animated films Son of Batman, Batman vs. Robin, and Batman: Bad Blood as well as Justice League: War and Justice League: Throne of Atlantis. Description above from the Wikipedia Jason O'Mara licensed under CC-BY-SA, full list of contributors on Wikipedia.