Lady Cop and Papa Crook: Production, Cast, and Plot Overview
Lady Cop and Papa Crook (Chinese: 大搜查) is a 2008 crime film co-directed and written by Felix Chong and Siu Fai Mak. Produced by Media Asia, the feature runs for 98 minutes and was released in Mainland China on December 24, 2008, followed by a Hong Kong release on January 1, 2009. The language of the production is Cantonese.

Plot Summary
John Fok (Eason Chan) operates as a leading figure in the illegal red oil trade across Greater China. Following an accidental explosion on an oil tanker, he attracts intense scrutiny from both Hong Kong and Mainland Chinese law enforcement agencies, forcing him to suspend operations. While competing criminal factions and internal betrayal threaten his enterprise, John quietly prepares a counter-strategy. His plans are disrupted when his only son is abducted.
Meanwhile, Senior Inspector Molline Szeto (Sammi Cheng) is recognized within the police force for her precise and composed handling of criminal cases. However, her personal life faces a crossroads after a decade-long relationship fails to move toward marriage, prompting her to reevaluate her future. She is assigned to lead the investigation into the kidnapping of John's son, bringing law enforcement directly into contact with the criminal syndicate.
Cast and Characters
The principal cast members include:
- Sammi Cheng as Senior Inspector Maureen Szeto
- Eason Chan as John Fok
- Richie Ren as Gogo
- Chapman To as Vincent Lee
- Kate Tsui as Fiona Chan
- Stephanie Che as Vivian
- Michelle Ye as Mrs. Fok
- Jo Kuk as Joey
- Guoli Zhang as Xu Ban Shan
- Patrick Tam as Donald Ng