The CIA Is Cutting Off Your Microphone, Robert

"He is basically never not tripping on acid or smoking pot does not help him manage this," says Robert Downey Jr. Kerry goes further and further off the deep end over the next couple of years through the 70s. He starts to believe that he may have in fact been Oswald's body double or otherwise involved in the conspiracy to kill JFK. "When he gets into it, he's incapable of even seeing the people around him."