Release and box office.
In its original Hong Kong theatrical run, Dragon Lord grossed HK$17,936,344 (US$2,954,917). The film did not make as much as it was expected to in Hong Kong, but was a big hit in Japan. It was 1982’s ninth-highest-grossing foreign film in Japan, where it grossed ¥1.09 billion (US$4.38 million).
In Taiwan, it became the 14th-highest-grossing film of 1982, selling 92,957 tickets and earning NT$5,990,232 (US$152,551). In South Korea, it was the highest-grossing film of 1982, with 298,122 ticket sales in the capital Seoul City, equivalent to an estimated ₩894,366,000 (US$1,223,350). In Spain (where it released in 1984), the film sold 188,958 tickets, equivalent to an estimated €245,645 (US$193,814). Combined, the film grossed an estimated total box office gross of approximately US$8,904,632 (equivalent to $25,000,000 in 2021) in Asia and Europe.
Hong Kong Legends released the DVD on 25 August 2003 in the United Kingdom. Dimension Films released the film on DVD in the U.S. on 11 May 2004.