| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Park Jae-beom | Crew | Writing | Screenplay | 20 |
 Solar | Crew | Sound | Vocals | 20 |
 Lee Jang-Soo | Crew | Production | Producer | 20 |
Ham Seung-hoon | Crew | Production | Producer, Director | 20 |
 John Park | Crew | Sound | Vocals | 20 |
 Heo Myeong-haeng | Crew | Crew | Martial Arts Choreographer | 20 |
 Kim Hee-won | Crew | Directing | Director | 20 |
Park Se-jun | Crew | Sound | Music | 20 |
Kim Young-kyu | Crew | Production | Executive Producer | 20 |
 Lee Kyung-young | Cast | Actor | Park Seung-joon [Presidential candidate] | 1 |
 Hong Seok-yeon | Cast | Actor | [Cheol Wook's uncle] | 1 |
 Kim Yeo-jin | Cast | Actress | Choi Myung-hee | 20 |
 Choi Deok-moon | Cast | Actor | Tak Hong-sik | 20 |
 Kwon Tae-won | Cast | Actor | Tae Jong-gu | 20 |
 Maeng Bong-hak | Cast | Actor | Kim Uk Hyeon [Assemblyman] | 1 |
 Lim Chae-mu | Cast | Actor | [Ferris wheel attendant] | 1 |
 Kim Sang-wook | Cast | Actor | [Courtroom spectator] | 1 |
 Jo Han-chul | Cast | Actor | Han Seung-hyuk | 20 |
 Jeon Jin-gi | Cast | Actor | Oh Jung Bae [CEO of Daechang Daily] | 2 |
 Song Joong-ki | Cast | Actor | Vincenzo Cassano / Park Joo-hyung | 20 |
 Yoon Kyung-ho | Cast | Actor | Nam Sin Bae [Team leader] | 1 |
 Kim Yoon-hye | Cast | Actress | Seo Mi-ri | 20 |
 Hwang Chan-seong | Cast | Actor | [UCN drama actor] | 1 |
 Nichkhun Horvejkul | Cast | Actor | [UCN drama actor] | 1 |
 Ok Taec-yeon | Cast | Actor | Jang Joon-woo / Jang Han-seok | 20 |
 Kwak Dong-yeon | Cast | Actor | Jang Han-seo | 20 |
 Jin Sun-kyu | Cast | Actor | Kim Jong Man [Chauffeur] | 1 |
 Yoo Jae-myung | Cast | Actor | Hong Yu-chan | 20 |
 Jeon Yeo-been | Cast | Actress | Hong Cha-young | 20 |
 Lee Hee-jun | Cast | Actor | [Criminal] | 1 |
 Yoo Tae-woong | Cast | Actor | Director Kim [Seung Joon's secretary] | 1 |
 Cha Soon-bae | Cast | Actor | Judge Heo | 3 |
 Hong Seo-jun | Cast | Actor | Gil Jong-moon | 20 |
 Jung Ji-yoon | Cast | Actress | Yang Joo-eun | 20 |
 Lee Hang-na | Cast | Actress | Kwak Hee-soo | 20 |
 Shin Seung-hwan | Cast | Actor | So Hyun Woo [Lawyer] | 1 |
 Im Jae-geun | Cast | Actor | [Pharmaceutical researcher] | 2 |
 Na Chul | Cast | Actor | Na Deok-jin | 20 |
 Im Sung-jae | Cast | Actor | Shaman Biryu | 1 |
 Andreas Fronk | Cast | Actor | [Assassin] | 1 |
 Kim Sung-cheol | Cast | Actor | Hwang Min Sung [CEO of Shinkwang Bank] | 2 |
 Joey Albright | Cast | Actor | George Anderson [Museum rental customer] | 1 |
 Hwang Tae-kwang | Cast | Actor | Seo Woong-ho | 20 |
 Seo Yeon-woo | Cast | Actress | [Student] | 1 |
 Kim Young-woong | Cast | Actor | Park Seok-do | 20 |
 Jo Yoo-Jung | Cast | Actress | Hwang Suk Jin | 1 |
 Jeon Guk-hyang | Cast | Actress | Seo Yeong Sun [Shinkwang Finance chairwoman] | 2 |
 Kim Wang-geun | Cast | Actor | Chun Il Su | 1 |
 Jeong Sun-won | Cast | Actor | [Police officer] | 1 |
 Shin Soo-Hyun | Cast | Actress | [Nurse] | 1 |
 Seo Jin-won | Cast | Actor | Hwang Jin-tae | 20 |
 Seol Chang-hee | Cast | Actor | [Villa detective] | 1 |
 Yun Bok-in | Cast | Actress | Oh Gyeong-ja | 20 |
 Kang Hak-soo | Cast | Actor | [Babel Chemicals plaintiff] | 2 |
 Geum Gwang-san | Cast | Actor | Keum Gwang Jin | 1 |
 Kim Keum-soon | Cast | Actress | [Past client] | 2 |
 Jung Young-ju | Cast | Actress | [Attorney] | 1 |
 Lee Jong-yoon | Cast | Actor | [TV news host] | 2 |
 Yang Kyung-won | Cast | Actor | Lee Cheol-wook | 20 |
 Choi Young-jun | Cast | Actor | Cho Yeong-un | 20 |
 Yoon Byung-hee | Cast | Actor | Nam Joo-sung | 20 |
 Na Mi-Hee | Cast | Actress | Cho Yeong-Un's Wife | 1 |
 Seo Ye-hwa | Cast | Actress | Jang Yeon-jin | 20 |
 Lee Do-guk | Cast | Actor | Hwang-gyu | 20 |
 Kang Chan | Cast | Actor | [Tailor] | 1 |
 Jeon Woon-jong | Cast | Actor | [Detective] | 2 |
Kim Hye-jung | Cast | Actress | [District chief] | 1 |
 Kim Seol-jin | Cast | Actor | Larry Kang | 20 |
 Kim Hyeong-mook | Cast | Actor | Chef Toto | 20 |
 Kang Chae-min | Cast | Kim Young-ho | 20 | |
 Lim Cheol-soo | Cast | Actor | An Gi-seok | 20 |
 Ri Woo-jin | Cast | Actor | Jeok-ha | 20 |
 Ahn Chang-hwan | Cast | Actor | Gilbert [Homeless man] | 3 |
 Kim Seong-yong | Cast | Actor | [Babel Chemicals employee] | 1 |
 Kim Byung-ji | Cast | Actor | [Youth soccer coach] | 1 |
 Kang Suk-won | Cast | Actor | [Babel Chemicals team leader] | 2 |
 Kim Joo-ah | Cast | Actress | [Vineyard woman] | 1 |
 Paul Battle | Cast | Actor | [Expert witness] | 1 |
 Lim Ji-Min | Cast | Actress | [In Guk's wife] | 1 |
 Jung Wook-jin | Cast | Actor | Seon-ho | 20 |
 Yang Seung-geol | Cast | Actor | Park Dae Jin [Minister] | 1 |
 Kim Won-suk | Cast | Actor | [Administrative HQ man] | 1 |
 Kim Gyeong-min | Cast | Actor | Mr. Lee [Union leader] | 1 |
 Lee Hye-jung | Cast | Actress | Jung Do Hee [Director] | 2 |
 Park Chul-Min | Cast | Actor | [Anchorman] | 1 |
 Lee Kyung-oh | Cast | Actor | [Director] | 2 |
 Jeon Jin-oh | Cast | Actor | Park Chan Ki | 2 |
 Lee Dal | Cast | Actor | Jun Soo-nam | 20 |
 Shin Dong-hoon | Cast | Actor | [Security personnel] | 1 |
 Sim Woo-sung | Cast | Actor | Lee U Yeong | 2 |
 Kang Chung-hun | Cast | Actor | [Reporter] | 1 |
 Go Han-min | Cast | Actor | [Reporter] | 2 |
 Jeon Jun-woo | Cast | Actor | [Prosecutor team] | 1 |
 Yoo Young-bok | Cast | Actor | Jang Guk Han [Chairman] | 2 |
 Yoo Yeon | Cast | Actress | Kim Yeo Won | 1 |
 Moon Seong-hyun | Cast | Actor | Jang Han Seok [Teen] | 1 |
 Kim Woo Jin | Cast | Actor | Paramedic | 20 |
 Shim Hye-Rim | Cast | Actress | [Babel Group receptionist] | 1 |
 Kim Tae-Hoon | Cast | Actor | Pyo Hyeok-pil | 20 |
 Kim Geun-Hwan | Cast | Actor | Chairman Jang's Assistant | 20 |
 Son Seon-Geun | Cast | Actor | [Judge] | 1 |
 Lee Se-Wook | Cast | Actor | [Prosecutor] | 1 |
 Kim Byung-cheol | Cast | Actor | [Prosecutor] | 2 |
 Guk Joong-woong | Cast | Actor | [Past client] | 2 |
| Person | Type | Job | Role(s) | Episodes |
