| Name | Character | Episodes |
|---|---|---|
| Kim Do-yeon | Cho Yeon-joo / Kang Mi-na [Young] | 16 |
| Lee Hanee | Cho Yeon-joo / Kang Mi-na | 16 |
| Na Young-hee | Seo Myung-won | 16 |
| Jeong In-gi | Kim Myung-Kook | 16 |
| Ye Su-jeong | Kim Kyung-Shin | 16 |
| Jin Seo-yeon | Han Seong-hye | 16 |
| Han Sa-myeong | Woo-Sung | 16 |