Ku Bong-seo and Choi Sam have appeared together in 9 films between 1959 and 1976. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1959 | A Female Boss | |
| 1961 | Seong Chunhyang | |
| 1961 | Wonsullang | |
| 1962 | A Happy Day of Jinsa Maeng | |
| 1962 | The Way of Hwarang | |
| 1964 | The Power for Ten Years | |
| 1969 | Mines Are Better | |
| 1969 | Sorry to Give You Trouble | |
| 1976 | Seong Chun-Hyang |
Ku Bong-seo also often with: Kim Hee-kap (14), Do Kum-bong (11), Heo Chang-kang (11), Yang Hoon (10), Hwang Jeong-sun (9)
Choi Sam also often with: Do Kum-bong (11), Han Eun-jin (11), Park Am (10), Shin Seong-il (10), Kim Hee-kap (8)