Rollenname: Vincenzo Casano - lawyer and Mafia consigliere (20 Episoden)
Rollenname: Hong Cha-yeong - lawyer of Jipuragi Law Firm (20 Episoden)
Rollenname: Jang Joon-woo - secret Chairman of Babel Group
Rollenname: Han Seung-hyeok - lawyer / prosecutor
Rollenname: Choi Myeong-hee - lawyer and Joon-woo's henchman
Rollenname: Jang Han-seo - public Chairman of Babel Group and Joon-woo's half-brother
Rollenname: Hong Yoo-chan - lawyer of Jipuragi Law Firm and Cha-yeong's father
Rollenname: Nam Joo-seong - Jipuragi Law firm office manager
Rollenname: Jo Yeong-woon - owner of Geumga Building and secret agent
Rollenname: Lee Cheol-wook - self-proclaimed martial artist and owner of a pawnshop in Geumga Plaza
Rollenname: Jang Yeon-jin - Lee Cheol-wook's wife
Rollenname: Tak Hong-sik - owner of the laundromat in Geumga Plaza
Rollenname: Seo Mi-ri - owner of the piano school in Geumga Plaza and computer expert
Rollenname: Kwak Hee-soo - owner of a snack bar in Geumga Plaza
Rollenname: Park Seok-do - CEO of Ant Financial Management
Rollenname: Kim Jong-man
Rollenname: Jong-man's partner - Special appearance
Rollenname: Kim Hyeon-seop
Rollenname: Pyo Hyeok-pil
Rollenname: So Hyeon-woo - Special appearance
Rollenname: Hwang Min-seong
Rollenname: President of Moo Moo Land
Rollenname: Chairman of Shin Kwang Finance