Liu Gang and Hong Liu have appeared together in 2 films in 1971, with a combined box office of HK$1.4 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1971 | The Duel | HK$1.4 million |
| 1971 | 음양도 |
Liu Gang also often with: Chang Cheh (4), Wang Kuang-Yu (4), David Chiang (3), David Chiang Da-Wei (3), Ku Feng (3)
Hong Liu also often with: Cheng Lui (2), Fang Mian (2), Wang Kuang-Yu (2), Wang Ping (2), Chan Sing (1)