The Direct Line - Cast

Name	Known for
Yukari Ôshima Mok Yu Xia, CID Madam Mok Yu Xia, CID Madam See fewer	Riki-Oh: The Story of Ricky (1991)
Waise Lee Golden Corps Agent 001 Golden Corps Agent 001 See fewer	A Better Tomorrow (1986)
Wu Ma Actor Actor See fewer	A Chinese Ghost Story (1987)
Alan Chung San Chui Lai Jun Tao, ex-Golden Corps Lai Jun Tao, ex-Golden Corps See fewer	A Chinese Ghost Story (1987)
Melvin Wong Gold Dealer Gold Dealer See fewer	Righting Wrongs (1986)
Kun Li Actor Actor See fewer	The Big Boss (1971)
Kai-Man Tin Actor Actor See fewer	Shaolin Soccer (2001)
Yim Lai Cheng Actress Actress See fewer	The Woman Behind (1995)
Fat Chung Actor Actor See fewer	To Be Number One (1991)
Susan Yam-Yam Shaw Poker Player Poker Player See fewer	The Unknown Mother (2019)
Biu Gam Private Detective (as Piao Chin) Private Detective (as Piao Chin) See fewer	Corpse Mania (1981)
Hon-Chiu Chow Actor Actor See fewer	First Shot (1993)
Jeong-il Choi Actor Actor See fewer	Beyond Hypothermia (1996)
Kwai-Bo Chun Actor Actor See fewer	Black Mask (1996)
Wing-Cheung Cheung Actor Actor See fewer	Millionaires' Express (1986)
Xiangli Meng Actor Actor See fewer	The Direct Line (1992)
Tak Chuen Poon Actor Actor See fewer	City Warrior (1991)
Siu-Ming Lui Golden Corps Agent 008 Golden Corps Agent 008 See fewer	Infernal Affairs II (2003)