二十年代的美国处于经济萧条时期，失业率居高不下，工人受尽压榨，成为了大机器生产中的一颗螺丝钉。查理（查理·卓别林 Charles Chaplin 饰）就是一个底层市民，他在一个机器隆隆的厂房里日以继夜地工作，以赚取微薄的收入。重复繁重的工作压得他喘不过气，他把人们的鼻子当成螺丝钉来拧，卷入流水线机器的皮带里，令人苦笑不得。查理尽管贫穷…

Charlie and a rival vie for the favors of their landlady. In the park they each fall different girls, though Charlie's has a male friend already. Charlie considers suicide, is talked out of it by a policeman, and later throws his girl's friend into the lake. Frightened, the girls go off to a movie. Charlie shows up the…