| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Ha Myung-hee | Crew | Writing | Writer, Creator | 16 |
 An Gil-ho | Crew | Directing | Director, Creator | 16 |
 Kim Hee-yeol | Crew | Production | Producer | 16 |
 Nam Hye-seung | Crew | Sound | Original Music Composer | 16 |
 Son Chang-min | Cast | Actor | Jung-ha's Father | 3 |
 Seo Hyun-jin | Cast | Actress | Lee Hyun-soo | 2 |
 Han Jin-hee | Cast | Actor | Sa Min-Ki | 16 |
 Lee Jae-won | Cast | Actor | Sa Kyeong-Joon | 16 |
 Park Mi-hyun | Cast | Actress | Jung-ha's Mother | 2 |
 Choi Soo-jong | Cast | Actor | Shopping man | 1 |
 Shin Ae-ra | Cast | Actress | Kim Yi-Young | 16 |
 Ha Hee-ra | Cast | Actress | Han Ae-Sook | 16 |
 Kim Bi-bi | Cast | Actress | Kim Ju Yun | 1 |
 Shin Dong-mi | Cast | Actress | Lee Min Jae | 16 |
 Lee Seung-joon | Cast | Actor | Charlie Jung | 3 |
 Park Soo-young | Cast | Actor | Sa Young-Nam | 16 |
 Kim Tae-hun | Cast | Actor | Yoon Tae Ho | 2 |
 Park Bo-gum | Cast | Actor | Sa Hye-Joon | 16 |
 Kwon Soo-hyun | Cast | Actor | Kim Jin-Woo | 16 |
 Kang Han-na | Cast | Actress | Jessica | 2 |
 Jeong Min-seong | Cast | Actor | Kim Jang-Man | 16 |
 Park Seo-jun | Cast | Actor | Song Min Soo | 2 |
 Kwon Eun-soo | Cast | Actress | Gateway Casting Interviewer | 1 |
 Kim Min-sang | Cast | Actor | Choi Se-hun | 3 |
 Lee Sung-kyoung | Cast | Actress | Jin Seo-Woo | 2 |
 Seol In-a | Cast | Actress | Jung Ji-Ah | 16 |
 Kim Gun-woo | Cast | Actor | Park Do-Ha | 16 |
 Park So-dam | Cast | Actress | An Jung-Ha | 16 |
 Lee Seok-ku | Cast | Actor | Senior Model | 2 |
 Park Seul-gi | Cast | Actress | Normal Person Event Host | 1 |
 Seo Sang-won | Cast | Actor | Won Tae-Kyeong | 16 |
 Kim Hye-yoon | Cast | Actress | Lee Bo-ra | 1 |
 Jeong Da-Sol | Cast | Actress | Room Salon Hostess | 1 |
 Park Seong-yeon | Cast | Actress | Lee Kyung-Mi | 16 |
 Park Kang-seop | Cast | Actor | Manager Yang Gyun | 16 |
 Jung Hyeong-seok | Cast | Actor | Pork Restaurant Owner | 2 |
 Kim Min-cheol | Cast | Actor | Chi Young | 16 |
 Kim Jae-chul | Cast | Actor | Bank Loan Applicant | 1 |
 Byeon Woo-seok | Cast | Actor | Won Hae-Hyo | 16 |
 Lee Hae-woon | Cast | Actor | Production PD | 2 |
 Bae Yoon-kyung | Cast | Actress | Kim Soo-Man | 16 |
 Lee Yong-jin | Cast | Actor | Jung-ha's Boss | 1 |
 Park Se-hyun | Cast | Actress | Choi Soo-bin | 16 |
 Jo Yoon Jung | Cast | Won Hae-Na | 16 | |
 Lee Kyeong-uk | Cast | Actor | Photographer | 2 |
 Lee Chang-hoon | Cast | Actor | Lee Tae-Soo | 16 |
 Jang Ga-hyun | Cast | Actress | Modeling Instructor | 3 |
Park Eun-young | Cast | Sauna Woman | 2 | |
 Yang So-min | Cast | Actress | Hair Salon Director | 16 |
 Lee Jong-yoon | Cast | Actor | Yoon Ji-ho | 2 |
 Lee Kang-wook | Cast | Actor | Song Jae Su | 1 |
 Baek Jong-seung | Cast | Actor | Lee Young Su | 1 |
 Kim Kang-min | Cast | Actor | Aspiring Model | 1 |
 Gu Bon-jin | Cast | Actor | Real Estate Agent | 1 |
 Shin Seung-yong | Cast | Actor | The King Returns Director | 1 |
 Lee Rang-seo | Cast | Actress | Victory Hair & Makeup Client | 1 |
 Kim Ro-sa | Cast | Actress | Drama Series Screenwriter | 1 |
Kim Kyung-min | Cast | Executive Signing Spokesman | 1 | |
 Nam Jeong-woo | Cast | Actor | Donut CM Director | 1 |
 Im Gi-hong | Cast | Actor | Yang Moo-jin | 16 |
 Kim Kyeong-il | Cast | Actor | Apartment Resident | 1 |
Lee Hyun-seo | Cast | Sauna Woman | 2 | |
 Jo Ji-seung | Cast | Actress | Jin Joo | 16 |
 Lee Ji-hae | Cast | Actress | Park Soo-Yeon | 16 |
 Park Sang-hyeon | Cast | Actress | Hairstylist | 1 |
 Hwang In-jun | Cast | Actor | Real Estate Agent | 1 |
Song Ji Woo | Cast | Young Ahn Jung-ha | 1 | |
 Jang Do-ha | Cast | Actor | Hae-hyo's Friend | 1 |
Gimu | Cast | Runway Model | 1 | |
 Woo Hyun-seo | Cast | Actress | Restart Academy Staff | 2 |
 Noh Shi-hong | Cast | Actor | Fortune Teller | 1 |
Tak Ho Jin | Cast | Fashion Show Producer | 3 | |
 Go Han-min | Cast | Actor | Bank Employee | 1 |
 Jeon Jun-woo | Cast | Actor | Director Yoon's colleague | 1 |
 Min Jung-sup | Cast | Actor | Detective | 1 |
Jang Yi-Jung | Cast | Kim Jin-Ri | 16 | |
 Song Ji-woo | Cast | Actress | Young Ahn Jung-ha | 1 |
 Han Bom | Cast | Actress | Stylist Assistant | 1 |
Shin Ye On | Cast | Room Salon Hostess | 1 | |
Kim Byeo Ri | Cast | Yuri | 1 | |
 Choi Yun-seol | Cast | Actress | Makeup Help Woman | 1 |
 Cha Sang-mi | Cast | Actress | Ex-housemaid | 1 |
 Kim In-sun | Cast | Actress | Sandwich Shop Customer | 1 |
Noh Young Min | Cast | Young Won Hae-hyo | 1 | |
 Im Jae Ha | Cast | Actor | Young Sa Hye-joon | 1 |
 Kim Chil Doo | Cast | Actor | Senior Model | 1 |
 Jang Young-hyeon | Cast | Actor | The King Returns Staff | 1 |
Gimu | Cast | Runway Model | 1 | |
Kang So Young | Cast | Runway Model | 1 | |
Jo Jung Yoon | Cast | Nurse | 1 | |
 Gong Jin-seo | Cast | Actress | Yoon Ju | 16 |
 Kwon Ban-seok | Cast | Actor | Reporter Kim | 1 |
 Seo Myung-chan | Cast | Actor | [Property law professor] | 1 |
| Person | Type | Job | Role(s) | Episodes |
