Batman vs. Robin, the latest DC Universe Original Movie, has lined up its voice cast with a mix of newcomers and old favorites. Jason O’Mara, the Terra Nova star who is playing George Washington on History’s Sons of Liberty, is back as the voice as Batman. Stuart Allan, who appeared on TV’s Bad Teacher is returning as Robin and Damian and Sean Maher, who played Shrapnel on CW’s Arrow, will voice Nightwing. Also coming back is David McCallum, who portrays Alfred. Batman vs. Robin is a sequel to the 2014 movie and is inspired by the Batman: The Court of Owls comics storyline written by Scott Snyder and drawn by Greg Capullo.