《水上人家》是一部类似《音乐之声》家庭喜剧电影。影片气氛轻松，节奏明快，情节搞笑。讲述了一个带着孩子的单身男人，和家人特别是子女缺乏沟通，而空降来一善良快活，不按常理出牌的女子，终于俘虏了这整个一家。好莱坞传奇男星加里•格兰特和意大利性感女神索菲娅•罗兰联袂出演。在影片中加里•格兰特和索菲亚•罗兰有情人终成眷属，然而现实中加里•格兰特却没有抱得美人归，影片拍摄期间正是格兰特展开追求的时候，他们的表演让人难忘。

Loring "Red" Nichols is a cornet-playing country boy who goes to New York in the 1920s full of musical ambition and principles. He gets a job playing in Wil Paradise's band, but quits to pursue his dream of playing Dixieland jazz. He forms the "Five Pennies" which features his wife, Bobbie, as vocalist. At the peak of his fame, Red and Bobbie's daughter, Dorothy, develops polio...

　　时尚界和巴黎提供设置周边误以为乔安妮伍德沃德是一个高价应召女郎一出喜剧。保罗·纽曼是记者采访她对她的职业的见解，时装业和巴黎营造的环境使得大家误认为乔安妮伍德沃德是一个高价位的应召女郎……