The final entry in Michael and Johnny Mak's Long Arm of the Law series, Underground Express once again tells a story of gangsters versus police, focusing on the difference between how both factions act depending if they're coming from Hong Kong or Mainland China.
Long Arm of the Law IV: Underground Express (1990) is currently not available on any services.
Elvis Tsui , Chan Ging , Ronny Ching Siu-Lung , Jacqueline Ng Suet-Man , Wong Ching-Ho , Wan Seung-Lam
Michael Mak
Johnny Mak Production Co. Ltd.