| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 IU | Crew | Creator | Creator | |
 Song Kang-ho | Cast | Actor | Self - Guest | 1 |
 Gang Dong-won | Cast | Actor | Self - Guest | 1 |
 Yoon Kye-sang | Cast | Actor | Self - Guest | 1 |
 Gong Yoo | Cast | Actor | Self - Guest | 1 |
 Danny Ahn | Cast | Actor | Self - Guest | 1 |
 Joon Park | Cast | Actor | Self - Guest | 1 |
 Yoo In-na | Cast | Actress | Self - Guest | 2 |
 Jay Park | Cast | Actor | Self - Guest | 1 |
 Nicole Jung | Cast | Actress | Self - Guest | 1 |
 Im Seul-ong | Cast | Actor | Self - Guest | 1 |
 Lee Seung-gi | Cast | Actor | Self - Guest | 1 |
IU | Cast | Actress | Self - Host | 32 |
 Jeong Jin-woon | Cast | Actor | Self - Guest | 1 |
 Jonghyun | Cast | Actor | Self - Guest | 1 |
 Heo Joon-seok | Cast | Actor | Self - Guest | 1 |
 Cho Jung-seok | Cast | Actor | Self - Guest | 1 |
 Minho | Cast | Actor | Self - Guest | 1 |
 Onew | Cast | Actor | Self - Guest | 1 |
 Byun Yo-han | Cast | Actor | Self - Guest | 1 |
 Park Seo-jun | Cast | Actor | Self - Guest | 1 |
 Heo Young-ji | Cast | Actress | Self - Guest | 1 |
 Doh Kyung-soo | Cast | Actor | Self - Guest | 1 |
 j-hope | Cast | Actor | Self - Guest | 1 |
 Lee Joo-young | Cast | Actress | Self - Guest | 1 |
 Kim Se-jeong | Cast | Actress | Self - Guest | 1 |
 V | Cast | Actor | Self - Guest | 1 |
 SUGA | Cast | Actor | Self - Guest | 1 |
 Park Gyu-ri | Cast | Actress | Self - Guest | 1 |
 Han Seung-yeon | Cast | Actress | Self - Guest | 1 |
 Kang Ji-young | Cast | Actress | Self - Guest | 1 |
 Jo Kwon | Cast | Actor | Self - Guest | 1 |
 Jung Seung-kil | Cast | Actor | Self - Guest | 1 |
 Taemin | Cast | Actor | Self - Guest | 1 |
 Key | Cast | Actor | Self - Guest | 1 |
 Ryujin | Cast | Actress | Self - Guest | 1 |
 Chaeryeong | Cast | Actress | Self - Guest | 1 |
 Yeji | Cast | Actress | Self - Guest | 1 |
 Yuna | Cast | Actress | Self - Guest | 1 |
 Lia | Cast | Actress | Self - Guest | 1 |
 DK | Cast | Actor | Self - Guest | 1 |
 Seungkwan | Cast | Actor | Self - Guest | 1 |
 Loco | Cast | Actor | Self - Guest | 1 |
 Lee Soo-hyun | Cast | Actress | Self - Guest | 1 |
 Jukjae | Cast | Actor | Self - Guest | 1 |
 Lee Chan-hyuk | Cast | Actor | Self - Guest | 1 |
 Son Ho-young | Cast | Actor | Self - Guest | 1 |
 Kim Tae-woo | Cast | Actor | Self - Guest | 1 |
 Lee Chang-min | Cast | Actor | Self - Guest | 1 |
 Woozi | Cast | Actor | Self - Guest | 1 |
 Hoshi | Cast | Actor | Self - Guest | 1 |
 Dino | Cast | Actor | Self - Guest | 1 |
 Oh Hyuk | Cast | Actor | Self - Guest | 1 |
 Crush | Cast | Actor | Self - Guest | 1 |
 Lee Jung-hoon | Cast | Actor | Self - Guest | 1 |
 Kim Jong-wan | Cast | Actor | Self - Guest | 1 |
 Kang Hae-rin | Cast | Actress | Self - Guest | 1 |
 Hyein | Cast | Actress | Self - Guest | 1 |
 Kim Min-ji | Cast | Actress | Self - Guest | 1 |
 Danielle Marsh | Cast | Actress | Self - Guest | 1 |
 Hanni Pham | Cast | Actress | Self - Guest | 1 |
| Person | Type | Job | Role(s) | Episodes |
