Choi Mu-ryong and Sok In-soo have appeared together in 4 films between 1970 and 1972. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1970 | Woman with Long Eyelashes | |
| 1971 | A Bout in 30 Years | |
| 1972 | A Stepmother's Heartache | |
| 1972 | 어머니 |
Choi Mu-ryong also often with: Kim Ji-mi (13), Choi Moo-ryong (10), Hwang Jeong-sun (10), Kim Seung-ho (9), Choi Nam-hyun (8)
Sok In-soo also often with: Jeon Sook (7), Ji Bang-yeol (5), Lee Ye-min (5), Park Yae-sook (5), Im Kwon-taek (4)