Cast & crew
Doubles Cause Troubles (1989)
Directed by Wong Jing Written by Wong Jing
Cast
| Charlie Cho Cha-Lee | Fly |
| Maggie Cheung | Ying |
| Carol Cheng | Bo |
| Natalis Chan Pak-Cheung | Handsome Dunce |
| Wilson Lam Chun-Yin | Sam |
| Tom Poon | Ben |
| Kwan Ming-Yuk | Zhen |
| Hon Yee-Sang | Viper |
| Sherman Wong | Gangster |
| Lo Fan | Shantung |
| Yu Miu-Lin | Nurse |
| Wong Jing | Heng |
| Dennis Chan Kwok-San | Lawyer |
| Chan Fai-Hung | Stage Actor |
| Michelle Sima | Actress |
| Wong Tin-Lam | Stamp |
| Cheung Kwok-Wah | Quan |
| Dung Wai-Gong | Stallone Fan |
| Garry Chow Ging-Yeung | Police Officer |
| Chan Yuet-Yue | Bubba's Mother |
| Gam Biu | He-Man |
| Wong Hung | Stage Actor |
| Titus Ho Wing-Lam | Under |
| Ha Kwok-Wing | He-Man |
| Hung San-Nam | He-Man |
| Ho Chi-Moon | Doorman |
| Leung Sam | Beggar |
| Mak Shu-San | Doctor |
| Derek Kwok Jing-Hung | He-Man |
| Wong Wai-Fai | He-Man |
| Cheung Ping-Chuen | He-Man |
| Chun Kwai-Bo | Policeman |
| Cheung Siu |
Crew
| Yip Wa-Sing | Director of Photography |
| Sherman Chow Gam-Cheung | Original Music Composer |
| Wong Jing | Director |
| Wong Jing | Writer |