Adam J. Harrington is known for his roles in The Ugly Truth, Valentine, and The Little Things. He has been suggested by fans for 27 roles on myCast, including Knuckles in Sonic The Hedgehog 3. Similar actors include Jon Bernthal, Dave Bautista, and David Harbour. Adam J. Harrington was suggested to play Russell Gackenbach in Hiroshima by stephenherre1. Hiroshima has 66 roles, including James Chadwick, Richard Feynman, and George W. Marquardt.