- Country: Hong Kong
- Genres: Comedy, Horror
- Release: 1990-08-24
- Director: Stephen Shin
- Writers: Cheng Siu-keung , Hung Wah Leung
- Language: Cantonese
- Stars: George Lam , Rosamund Kwan , Norman Chui , Hui Siu-Hung , Cheng Pak-Lam , Kan-Wing Tsang , Gregory Charles Rivers , Andy Tse , Hon Man Chan , Chan Wai-To
- Runtime: 94 min
- Awards: N/A
- AKA: A Bite of Love (Hong Kong) , Yi yao O.K. , Yat aau O.K. (Hong Kong)
- Plot:
A vampire is repulsed by the thought of killing in order to stay alive. He becomes the local blood bank’s best customer. However, when the bank runs out of blood, he must take a hard look at his situation.
- IMDB:tt0100986
Yi yao O.K. Cast · · · ALL
Stephen Shin
Director
George Lam
Duke Lee
Rosamund Kwan
Anna
Norman Chui
Fung
Hui Siu-Hung
Duke Lee's Butler
Gregory Charles Rivers