A dark thriller based on the "Rainy Night Butcher" serial killer case in Hong Kong. Ebola Syndrome (1996)

One of the most commercially successful Category III films ever made, blending a Ming Dynasty period piece with high-energy erotica. Erotic Ghost Story (1990)

Based on a gruesome true crime in Macau, Anthony Wong delivers an award-winning performance as a serial killer who turns his victims into pork buns. Man Behind the Sun (1988)

These films earned their rating through brutal violence and taboo subjects, often drawing from real-life crimes. Director: Herman Yau

A frantic, high-intensity thriller where a regular man accidentally puts a hit on his wife and triggers a wave of extreme violence. The Erotic & Supernatural Boom

An espionage drama that earned its rating through its intense, explicit sexual encounters, proving CAT III could also be prestige cinema.

A brutal slasher that serves as a sharp social commentary on Hong Kong's insane housing market. Election (2005) & Election 2 (2006) Director: Johnnie To