| Name | Character | Episodes |
|---|---|---|
| Seo Hyun-woo | Kim Jung-don | 12 |
| Cho Yeo-jeong | Self | 1 |
| Daniel Henney | Self | 1 |
| Claudia Kim | Self | 1 |
| Lee Hee-jun | Self | 1 |
| Lee Soon-jae | Self | 1 |
| Park Hyo-joon | Director | 1 |
| Park Ho-san | Self | 1 |
| Jeong-hwan Kong | Baek Gang-ho | 1 |
| Nah Yung-suk | Self | 1 |
| Kim Soo-mi | Self | 1 |
| Jin Sun-kyu | Self | 1 |
| Kim Soo-ro | Self | 1 |
| Byun Young-joo | Self | 1 |
| Kim Joo-ryoung | Self | 1 |