2018 film directed by Felix Chong

Based on real-life crimes that terrorized Hong Kong in the 1990s, Logan (Tony Leung Ka-Fai) is the head of leading a notorious human trafficking gang, abducting the children of Hong Kong's elite. Police forces decide to send in Sky (Louis Koo), a Hong Kong undercover agent whose mission is to infiltrate and save the hostages, all while bringing the gang and their leader to justice.

1999 film by Stephen Chow, Lee Lik-chi

1993 film by Lee Lik-chi

Legend has it that in a faraway place beyond the edge of the earth, there exists a broken-hearted man with infinite power. Abandoned by his loved ones, the inheritance of the old man's chi power becomes a battleground for evil outsiders.

2003 film directed by Andrew Lau and Alan Mak

2003 film directed by Andrew Lau and Alan Mak

Chan Wing Yan, a young police officer, has been sent undercover as a mole in the local mafia. Lau Kin Ming, a young mafia member, infiltrates the police force. Years later, their older counterparts, Chen Wing Yan and Inspector Lau Kin Ming, respectively, race against time to expose the mole within their midst.

2013 film by Johnnie To, Wai Ka-Fai