The Twins Effect
An evil Duke attempts to kill and collect the blood of a royal family of European vampires in order to become all powerful. The only surviving member of the family travels to Hong Kong, only to complicate his struggle by falling in love with a mortal girl who just happens to have a vampire hunter for a brother.
Director: Dante Lam, Donnie Yen
Actors: Anthony Wong, Charlene Choi, Edison Chen, Ekin Cheng, Gillian Chung, Jackie Chan, Josie Ho, Karen Mok, Mickey Hardt, Spencer Lam