Heo Chang-kang and Dokgo Sung have appeared together in 7 films between 1956 and 1972. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1956 | Beat back | |
| 1961 | A Bar without Address | |
| 1962 | Leaving the Fatherland | |
| 1965 | The King and the Servant Boy | |
| 1968 | Yeong | |
| 1970 | A Sword Under the Moon | |
| 1972 | Cruel history of Myeong Dong |
Heo Chang-kang also often with: Do Kum-bong (27), Hwang Jeong-sun (24), Kim Hee-kap (20), Choi Nam-hyun (19), Kim Jin-kyu (18)
Dokgo Sung also often with: Im Kwon-taek (11), Park Nou-sik (7), Jang Dong-hwi (6), Kim Ji-mi (6), Choi Mu-ryong (5)