Mars and Benny Lai Keung-Kuen have appeared together in 5 films between 1979 and 2007, with a combined box office of $29.5 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1979 | Odd Couple | |
| 1983 | Project A | $18 million |
| 1987 | Magic Story | |
| 1988 | Police Story 2 | $11.5 million |
| 2007 | Police Story 2 |
Mars also often with: Jackie Chan (14), Bill Tung Biu (8), Tai Bo (8), Yuen Biao (8), Maggie Cheung (7)
Benny Lai Keung-Kuen also often with: Johnny Cheung Wa (12), Jackie Chan (5), Fung Hak-On (4), Bill Tung Biu (3), Cheung Wing Fat (3)