At age 13, Tam entered the entertainment business and started her career performing Cantonese opera. Tam studied under Yam Kim-fai. In 1953, Tam crossed over as an actress in Hong Kong films. Tam appeared in Sworn to Love, a 1953 comedy film directed by Chiang Wai-Kwong. Tam appeared in The Lion's Roar with both Yam Kim-fai and Pak Suet Sin, a 1959 Cantonese opera film directed by Chiang Wai-Kwong. In 1970, Tam retired from Cantonese film industry, but in 1987, she returned to acting. Tam is known for her role as Auntie Yung in A Kindred Spirit (1995-1999), a television drama series that was broadcast on TVB Jade in Hong Kong. Tam's last film was Textiles at Heart, a 2000 Romance film directed by Mak Kin-Bong. Tam is credited with over 140 films.[1][3][2]