On any given show, the principal actors are the host and his guests: politicans with clear stands and the occasional scholar, bureaucrat or business leader.
主角不外一位主持人，加上立場鮮明的政治人物，偶爾穿插「產官學」界，共同在螢光幕前演出，「已經成為台灣每天定時的政治櫥窗」，一位學者形容。