Kim Yeong-in and Choi Sung-kyu have appeared together in 3 films between 1974 and 1979. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1974 | Jaws of the Dragon | |
| 1978 | Dynamite Shaolin Heroes | |
| 1979 | Sirasoni |
Kim Yeong-in also often with: Lee Kang-jo (5), Choe Mu-wung (3), Kim Hee-ra (3), Kim Ki-beom (3), Kim Wang-Kuk (3)
Choi Sung-kyu also often with: Kim Ki-beom (4), Park Dong-ryong (4), Kim Wang-Kuk (3), Lee Kang-jo (3), Choi Bong (2)