| Name | Character | Episodes |
|---|---|---|
| Lee Kyung-kyu | Himself | 164 |
| Cha Eun-woo | Himself | 1 |
| Park Bo-young | Herself | 1 |
| Jung So-min | Herself | 1 |
| Go Ara | Herself | 1 |
| Yunjin Kim | Herself | 1 |
| Sung Dong-il | Himself | 1 |
| Yeo Jin-goo | Himself | 1 |
| Yoona | Herself | 1 |
| Cheng Xiao | Herself | 1 |
| Kim Min-jung | Herself | 1 |
| Park Ji-hoon | Himself | 1 |
| Jin | Himself | 1 |
| Lee Sun-kyun | Himself | 1 |
| Kim Se-jeong | Herself | 1 |
| Minho | Himself | 1 |
| Park Myung-hoon | Himself | 1 |
| Uhm Jung-hwa | Herself | 1 |
| Mark Lee | Himself | 1 |
| Ok Taec-yeon | Himself | 1 |
| Kim Hie-won | Himself | 1 |
| Lee Se-young | Herself | 1 |
| Jung Ryeo-won | Herself | 1 |
| Yum Jung-ah | Herself | 1 |
| Henry Lau | Himself | 1 |
| Park Ho-san | Himself | 1 |
| Han Chae-young | Herself | 1 |
| Jung Jun-ho | Himself | 1 |
| Kim Soo-mi | Self | 1 |
| Shin Hyun-joon | Self | 1 |
| Jeong Man-sik | Himself | 1 |
| Kim Sae-ron | Herself | 1 |
| Yeon Jeong-hun | Himself | 1 |
| Ye Ji-won | Herself | 1 |
| Lee Duck-hwa | Himself | 1 |
| Kim Da-hyun | Herself | 1 |
| Yoshihiro Akiyama | Himself | 1 |
| Jung Kook | Himself | 1 |
| Kim Dong-hyun | Himself | 1 |
| Lee Hyo-ri | Herself | 1 |
| Sung Si-kyung | Himself | 1 |
| Nichkhun Horvejkul | Himself | 1 |
| Jay Park | Himself | 1 |
| Kim Yu-bin | Herself | 1 |
| Jang Sung-kyu | Himself | 1 |
| Eric Nam | Himself | 1 |
| Lee Hye-ri | Herself | 1 |
| Sandara Park | Herself | 1 |