| Oyuncu | Rol |
| Gong Hyo-jin | Gu Ae-jung |
| Cha Seung-won | Dokko Jin |
| Yoon Kye-sang | Yoon Pil-joo |
| Yoo In-na | Kang Se-ri |
| Yang Han-yeol | Gu Hyung-kyu (Ae-jung’s nephew) |
| Jung Joon-ha | Gu Ae-hwan (Ae-jung’s brother/manager) |
| Lee Hee-jin | Jenny |
| Im Ji-kyu | Kim Jae-seok (Jin’s manager) |
| Choi Hwa-jung | Representative Moon (president of Jin’s agency) |
| Bae Seul-ki | Han Mi-na |
| Jung Man-sik | Manager Jang |
| Choi Sung-min | Kim Eun-ho (Couple Making PD) |
| Kim Mi-jin | Han Myung-jung (Couple Making writer) |
| Park Won-sook | Pil-joo’s mother |
| Han Jin-hee | Gu Ja-chul (Ae-jung’s father) |
| Jeong Gyu-soo | Cardiac surgeon |
| Hyoyoung | Harumi |
| In Gyo-jin | Mi-na’s husband |
Kore Dram 