Lau Dan moved to Hong Kong with his parents at the age of four. Due to hardships in life, with his father working as a police officer and himself studying in the morning and working at night, Lau's journey was challenging. He attended the Hong Kong True Light Middle School and pursued a degree in Civil Engineering at the Polytechnic University. Lau worked in construction and as a seaman before entering the entertainment industry in 1968 through a chance opportunity at a film company's acting training class. He started his career as a leading actor in 1970 in the film 'Little Apple'. Lau then moved to Shaw Brothers in 1971, where he appeared in various works like 'Wind and Thunder Magic Mirror' and 'The Devil and the Snake'. In 1972, he joined TVB, exploring voice acting and acting. Lau achieved stardom after joining TVB and gained immense popularity with his role as Fung King-yiu in 'The Bund'. Known for his portrayal of the character Hong Qigong in 'The Legend of the Condor Heroes', Lau's version of Hong Qigong was charming and beloved by viewers. Lau displayed his exceptional acting skills in multiple adaptations of the character, setting records on TVB. With over 20 years in the entertainment industry, Lau remains highly popular. Lau Dan ventured into politics and served as a Sai Kung District Councilor for two consecutive terms but later stepped down in 2007. Despite his unsuccessful attempt at the Legislative Council election in 2000, Lau continued to be a prominent figure in Hong Kong's television industry, witnessing its evolution over the years. Highlighting TVB's endurance, Lau Dan praised the network for deviating from mainstream tastes and leading viewer preferences, unlike other production companies that cater solely to popular demands. Lau Dan's distinguished career and versatility have secured him a lasting presence in the entertainment world.