A 1967 Cantonese language action film directed by Cheung Wai-Gwong, starring Connie Chan, Adam Cheng and Liu Chia-Liang. Ming-Wai & Ming-Sing, a brother and sister (dual roles played by Connie Chan) who must go undercover in a gang to rescue their uncle.
Unfortunately the movie The Black Killer is not yet available on Disney Plus.
| Crew | Lau Kar-Leung | Martial Arts Choreographer |
| Crew | Tong Kai | Martial Arts Choreographer |
| Directing | Chiang Wai-Kwong | Director |
| Writing | Ling Hon | Writer |
| Production | Kwan Chi-Shing | Producer |
| Crew | Ngai Hoi-Fung | Cinematography |
| Art | Leung Hoi-Shan | Art Direction |
| Editing | Yu Shun | Editor |
| Sound | Eddie H. Wang Chi-Ren | Sound |