Dennis Chan and Billy Lau have appeared together in 3 films between 1985 and 1988, with a combined box office of $21.3 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1985 | Yes, Madam | HK$10 million |
| 1986 | Naughty Boys | $9.8 million |
| 1988 | Police Story 2 | $11.5 million |
Dennis Chan also often with: Dennis Chan Kwok-San (5), Tsui Hark (5), Jackie Chan (3), Maggie Cheung (3), Wong Jing (3)
Billy Lau also often with: Wu Ma (4), Jackie Chan (3), Ken Lo (3), Wellson Chin (3), Anthony Chan Yau (2)