Isaiah Washington blamed costar Patrick Dempsey's repeated tardiness to the Grey's Anatomy set for the blow-up that resulted in Washington using a homophobic slur. Interviewed on Larry King Live, Washington said he regretted not confronting Dempsey the first time he was late, so he challenged him the second time. But Dempsey wanted to delay the scene more to wait for Grey's star Ellen Pompeo, who plays Dempsey?
s love interest, before shooting began. "I said I don't need Ellen, I can act," Washington told King. "And that was the moment that sent it into a different zone.