On older shows like Murder, She Wrote and Columbo, murder usually amounted to hitting someone on the head with a golf trophy or pouring rat poison into their coffee.

• 调查员的名言是"死尸会说话"，他们利用指纹、鞋印、子弹壳、血迹、毛发、纤维、尸体伤痕等微小证据，经过仔细的分析研究后，寻得破案的关键。