Patrick Dempsey is standing with his former Grey's Anatomy costar Eric Dane through thick and thin. But I was happy to see that he was here in Toronto working on, I think, another medical drama." Eric Dane and Patrick Dempsey at the People's Choice Awards in 2007. I think he's been incredibly courageous in the face of this horrible disease." Still, Dane has kept hope alive by becoming an ambassador for the nonprofit advocacy organization I AM ALS, which fights to discover a cure.