Lam joined Shaw brothers in 1957 and became famous with the film The Country Girl. In the space of two years she became a super star and Shaw Brothers publications often called her The Pride of Shaw Brothers. The company also set up a fan club for her and it was said that up to thirty thousand people joined the club. Starting from 1958, Wah Kiu Man Po, a local Evening newspaper held a contest called Best Ten Stars Award. Lam was elected Best Star for nine years running. Altogether she made 30 films for Shaw Brothers, amongst which are Sweet Girl in Terror, Glass Slippers, The Merdeka Bridge, When Durians Bloom, The Legend of Lee Heung Kwan and so on. She later made over one hundred movies as a freelance actress. They include Beauty in a Fallen City, Double Date,Temporary Couple, Buddha's Palm, Two City Girls and Queen of the Market Place. Lam married and retired in 1967. In 1976 she took her own life.