After being cheated out of some money, two small time crooks convince a martial arts expert to take them on as students.
Unfortunately the movie Knockabout is not yet available on HBO Max.
| Directing | Sammo Hung | Director |
| Writing | Huang Chik-Chin | Screenplay |
| Writing | Lau Tin-Chi | Screenplay |
| Production | Raymond Chow | Producer |
| Production | Louis Sit | Production Supervisor |
| Directing | Chu Yat-Hung | Assistant Director |
| Camera | Ricky Lau | Director of Photography |
| Sound | Frankie Chan Fan-Kei | Original Music Composer |
| Sound | Wong Ping | Sound |
| Sound | Chow Shao-Lung | Sound Recordist |
| Production | Tu Chia-Cheng | Unit Production Manager |
| Lighting | Cheng Hui-Jan | Lighting Technician |
| Production | Lau Chi-Chung | Production Manager |
| Directing | Wellson Chin Sing-Wai | Continuity |
| Art | Wong Shun-Chang | Props |
| Costume & Make-Up | Chu Sheng-Shi | Costume Design |
| Costume & Make-Up | Simon Chan Kwok-Hong | Makeup Artist |
| Editing | Peter Cheung Yiu-Chung | Editor |
| Directing | Sammo Hung | Action Director |
