Rollenname: Jang Joon-ha, prosecutor
Rollenname: Jang Yong-ha, Joon-ha's younger brother
Rollenname: Oh Eun-ji, Joon-ha's lover
Rollenname: Oh Kwang-cheol, Eun-ji's elder brother/gangster
Rollenname: Kang Kyeong-daek, Joon-ha and Yong-ha's grandmother
Rollenname: Kim Woo-bin, lawyer
Rollenname: No Se-ra, law firm lawyer
Rollenname: Sin Yeong-joo, prosecutor
Rollenname: Kim Hyeok-jae, Woo-bin's father/Head at public persecutor's office/Chief of superior court
Rollenname: Moon Hak-beom - lawyer
Rollenname: Ko Seon-ah, Professor at Judicial Research and Training Institute/head judge
Rollenname: Jeong Soo-yeong, Section chief of Superior Court
Rollenname: Police detective Cho, Gwanak Police department