Um Aing-ran and Heo Chang-kang have appeared together in 9 films between 1959 and 1970, with a combined box office of $3,060. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1959 | Even the Clouds Are Drifting | |
| 1960 | A Drifting Story | |
| 1960 | A Returned Man | |
| 1962 | Farewell to the Duman River | $3,060 |
| 1962 | Teacher Waryong's Trip to Seoul | |
| 1963 | Daughters of Pharmacist Kim | |
| 1966 | Horse-year Bride | |
| 1966 | River of Farewell | |
| 1970 | Man Returned |
Um Aing-ran also often with: Hwang Jeong-sun (16), Shin Seong-il (14), Kim Seung-ho (13), Hwang Hae (10), Choi Nam-hyun (9)
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)