Gam Biu and Cheng Mang-Ha have appeared together in 2 films between 1983 and 1984, with a combined box office of HK$14.1 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1983 | Esprit d'amour | HK$14.1 million |
| 1984 | The Stranger |
Gam Biu also often with: Derek Yee (2), Dick Wei (2), Felix Lok Ying-Kwan (2), Lee Chun-Wa (2), Paul Chun Pui (2)
Cheng Mang-Ha also often with: Tai Bo (3), Elvis Tsui Kam-Kong (2), Felix Lok Ying-Kwan (2), Fung Hak-On (2), Jackie Chan (2)