Kim Hye-soo
Sim Eun-seok (10 eps)
Kim Moo-yul
Cha Tae-ju (10 eps)
Lee Sung-min
Kang Won-jung (10 eps)
Lee Jung-eun
Na Geun-hee (10 eps)
Lee Sang-hee
Joo Yeong-sil (10 eps)
Park Ji-yeon
Woo Su-mi (10 eps)
Shin Jae-hwi
Seo Beom (10 eps)
Geum Gwang-san
Gyeong Jung-han (10 eps)
Park Jong-hwan
Ko Gang-sik (10 eps)
Kim Young-ah
Heo Chan-mi (10 eps)
Shim Dal-gi
Seo Yu-ri (5 eps)
Keisuke Hoashi
ER Doctor / School District Court Judge / Legal Advisor / ... (5 eps)
Kim Joo-heon
Namgung I-hwan (4 eps)
Yoo Jae-myung
Eom Jun-gi (3 eps)
Song Duk-ho
Kwak Do-seok (3 eps)
Lee Yeon
Baek Seong-u (3 eps)
Hwang Hyun-jung
Han Ye-eun (3 eps)
Park Ok-chul
Baek Seong-u's mother (2 eps)
Hyun Bong-sik
Seo Won-sik (2 eps)
Kim Bo-young
Choi Yeong-na (2 eps)
Yeom Hye-ran
Oh Seon-ja (2 eps)
Kim Jun-ho
Kang Sin-u (2 eps)
Choi Jung-woo
Chief Judge (2 eps)
Lee Suk-hyeong
Lee Nam-gyeong (2 eps)
Lee Bom
O Gyu-sang's wife (2 eps)
Park Mi-hyun
Kang Won-jung's wife (2 eps)
Lee Joo-sil
Seo Yu-ri's grandma (2 eps)
Kang Chae-young
Kang Seon-a (2 eps)
Kim Do-gun
Seo Dong-gyun (2 eps)
Kim Gyun-ha
Baek Do-hyeon (2 eps)
Jung Se-hyun
Hwang In-jun (2 eps)
Choi Ji-su
Oh Yeon-ji (2 eps)
Jung Yi-ju
Kim Ah-reum (2 eps)
Lee Joo-won
Yun Ji-hu (1 eps)
Cho Mi-nyeo
Woo Seol-ah (1 eps)
Jeon Guk-hyang
Namgung I-hwan's mother (1 eps)