The Twins Effect

The Twins Effect
Film poster
Traditional Chinese千機變
Simplified Chinese千机变
Hanyu PinyinQiān Jī Biàn
JyutpingCin1 Gei1 Bin3
Directed byDante Lam
Donnie Yen
Written byChan Hing-kar
Jack Ng
Produced byCheung Shing-sheung
StarringCharlene Choi
Gillian Chung
Ekin Cheng
Edison Chen
Anthony Wong
Mandy Chiang
Josie Ho
Maggie Lau
Jackie Chan
Karen Mok
Chapman To
CinematographyCheung Man-po
Edited byChan Kei-hop
Music byChan Kwong-wing
Production
companies
Emperor Multimedia Group
Goldpeak Corporation Limited
Distributed byColumbia Tristar Home Entertainment
Release date
  • 8 March 2003 (2003-03-08)
Running time
107 minutes
CountryHong Kong
LanguageCantonese
Box office$28,423,960 (Hong Kong)

The Twins Effect, also known as Vampire Effect in the United States, is a 2003 Hong Kong martial arts comedy-horror film directed by Dante Lam and Donnie Yen. The film was derived from the Cantopop group Twins, starring both members Charlene Choi and Gillian Chung in the leading roles. Co-stars include Edison Chen and Ekin Cheng. Jackie Chan makes a cameo appearance as an ambulance driver.

Released on 8 March 2003, The Twins Effect was a box-office success in Hong Kong, becoming the highest-grossing domestic film of the year. The film gained huge popularity, mainly from fans of the Cantopop group Twins.