Franklin Raff, longtime executive producer and close friend, remembers the legendary talk-show host As G. Gordon Liddy's producer, sidekick and aide-de-camp for nearly a decade, I had a certain responsibility for both his private well-being and his public image. This left me in a quandary when we found ourselves at a rifle range in Iraq. Fifty or so Marines had turned up to meet Mr. Liddy, and he quickly accepted their challenge to put a group or two on target at about a hundred yards. Gordon was the man the FBI nicknamed "Sudden" for his quick draw and accurate fire,...