Cast & crew
Ruby Ring (2013)
Cast
| Byeon Jung-su | |
| Jeong Dong-hwan | |
| Kim Suk-hoon | Won Kyeong |
| Park Kwang-hyun | Ki-soo |
| Kim Ri-won | Lee |
| Kim Seo-ra | Won Kyeong |
| Jung Ae-ri | Roo Roo |
| Lim Jung-Eun | Roo Roo |
| Lee So-yeon | Roo Roo |
| Park Jin-joo | Ko-Ko |
| Kim Yeong-ok | Soon |
| Ha Joo-hee | Se-jin |
| Kim Ga-yeon | Ra |