American journalist Mary Prescott is returning from a trip to a Communist state behind the Iron Curtain, traveling with a letter of safe conduct from that nation's President. Riding on the same train is Jan Gubak, captain of the country's soccer team and a national hero. Gubak visits the journalist in her compartment, asks her to dinner, and later persuades her to take a watch ...
退伍的士兵Frank(亨弗莱·鲍嘉 Humphrey Bogart 饰)来到佛罗里达港口的Largo旅馆拜访他已故战友George的父亲Temple和George的遗孀Nora(劳伦·白考尔 Lauren Bacall饰),在Temple经营的旅馆里Frank认识了一个神秘的客人Curly,Curly和他的朋友们包下了整个旅馆。警察为了追踪两个越狱的印第安人也来到了旅馆。夜里,Curly一伙人露出了他们的真面目,并且黑帮老大Johnny Rocco(爱德华·罗宾逊 Edward G. Robinson 饰)也现身了。这个团伙要在这个旅馆和另一个黑帮进行交易。他们挟持了Temple、Frank还有Nora。飓风来临,整个港口狂风暴雨,而这个旅馆里也将掀起一场血雨腥风......
Working for a slick restaurateur who has fallen for her, a down-on-life songstress falls instead for a crusading crime reporter, unaware that her employer is the secret head of the city's major gambling machine racket and has a penchant for murdering anyone who gets in his way.
马洛(迪克·鲍威尔 Dick Powell 饰)是一名独来独往的私家侦探,某日,马里特(Douglas Walton 饰)找到了马洛聘他当自己的保镖,结果马洛却莫名其妙的挨了一顿打。之后,一个叫安(安妮·雪莉 Anne Shirley 饰)的女孩现身,她告诉马洛,他所遭遇的一切和她的继母格雷尔夫人及其所拥有的翡翠有着千丝万缕的关联。对翡翠深感好奇的马洛决定将这一连串的事件调查个水落石出。
在安的协助下,马洛对事件的全貌渐渐的有了了解,而隐藏在背后的,是安的父亲(迈尔斯·曼德 Miles Mander 饰)。不仅如此,不久之前,马洛受雇寻找一个名叫维尔马的女子的下落,这名女子竟然也被牵连进了翡翠的案件之中。