Ku Bong-seo and Lee Yea-chun have appeared together in 8 films between 1961 and 1976. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1961 | A Dream of Fortune | |
| 1961 | Iljimae the Chivalrous Robber | |
| 1961 | Seong Chunhyang | |
| 1961 | Wonsullang | |
| 1963 | Seong Chun-hyang from Hanyang | |
| 1964 | The 12-Stringed Instrument | |
| 1964 | The Power for Ten Years | |
| 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), Choi Sam (9)
Lee Yea-chun also often with: Ju Jeung-nyeo (11), Kim Jin-kyu (10), Heo Chang-kang (9), Kim Hee-kap (8), Shin Young-kyun (8)