Green Wing and Free Agents star Stephen Mangan is to play the lead role in BBC4"s adaptation of the late Douglas Adams Dirk Gently"s Holistic Detective Agency.主人公Dirk Gently是个天才侦探,他开创了一套整体法侦探,相信万物之间有着最基本的联系,通过随机方法去发现这些联系就能引向事件的全部.由于他思维方式不同凡人,并常年特立独行,以致到处招人讨厌.