Chapman To Man-ChatMaster Lung Alexander Chan Mong-WahCrime Team Heaven HoCrime Squad / Unit Manager Edmond Poon Ka-ChunCrime Squad Leung Tsz-YinCrime Squad / Art Direction Yeung Yee-YeeOld Lady Selling Flowers Amon Liu Pak-KeiStall Owner / Assistant Director Matt Chui Kai-LamStall Owner's Son Hu Yan-TingG-Cup Prostitute Chiu Kwok-KeungMaster Lung's Colleague Mac NgMaster Lung's Colleague Tang Lok-KeiMaster Lung's Colleague Chan Kam-HungStudent's Parent Leung Tim-CheungTai's Father Travis Wong Cheuk-WaiGang Member Jayco Lau Chung-TingDrug Dealer / Assistant Director Szeto Wing-YinDrug Dealer / Second Unit Director Maxx Ho Kwong-HoDrug Dealer Kwan Wing-YuenMainland Man Nick Liu Lap-ChiMainland Man Tung Lai-WaPolitical Party Member Carol ChanPolitical Party Member Ko Kin-ShingPolitical Party Member Lai Wai-ShingPolitical Party Member Jonny Lo Cheuk-MingGuy with Bike Roy Sin Kwok-HangDebt Collector Mihiel WongLeader of Men in Black Cheung Yan-YeungMan in Black Tsui Hung-MingMan in Black Chan Wai-ChungMan in Black Leung Ching-SzeProstitute Lau Hung-FaatButcher / Continuity Charles Lee Cheuk-WingButcher Cheung Ka-HinGuitarist (Church Band) Tse Chi-YuLi Xiaomei (Child) Ranson MaMainland Official Tang Pui-ShiuMainland Official Ray Iu Kam ShingTakeout Boy Kurt Chiang Chung-YuWriter Herman YauExecutive Producer Leung Tsz-YinCrime Squad / Art Direction Karl Tam Ka-HoDirector Of Photography Dave CheungSecond Unit Director Of Photography Lau Hung-FaatButcher / Continuity Szeto Wing-YinDrug Dealer / Second Unit Director Amon Liu Pak-KeiStall Owner / Assistant Director Jayco Lau Chung-TingDrug Dealer / Assistant Director Ray Yang Chi-YuiFirst Assistant Director Cheng Man-HeiSecond Assistant Director Will Cheng Chi-ShingAssistant Editor Joe NgOriginal Music Composer Ting Chun-HeiBoom Operator Tu Duu-chihSupervising Sound Editor Wu Shu-yaoSupervising Sound Editor Heaven HoCrime Squad / Unit Manager Lit Ka-wangOriginal Story 
