| Name | Character | Episodes |
|---|---|---|
| Sung Si-kyung | Chairman | 177 |
| Minho | Himself | 1 |
| Lee Byeong-heon | Himself | 1 |
| TAEMIN | Himself | 1 |
| Park Ye-eun | Herself | 1 |
| Woo Hye-rim | Herself | 1 |
| Hong Seok-cheon | Self | 1 |
| Onew | Self | 1 |
| Haha | Self | 1 |
| Name | Character | Episodes |
|---|---|---|
| Sung Si-kyung | Chairman | 177 |
| Minho | Himself | 1 |
| Lee Byeong-heon | Himself | 1 |
| TAEMIN | Himself | 1 |
| Park Ye-eun | Herself | 1 |
| Woo Hye-rim | Herself | 1 |
| Hong Seok-cheon | Self | 1 |
| Onew | Self | 1 |
| Haha | Self | 1 |