Cast 84
Lee Seung-gi
Jung Ba-reum (20 episodes)
Lee Hee-jun
Go Moo-chi (20 episodes)
Park Ju-hyun
Oh Bong-yi (20 episodes)
Kwon Hwa-woon
Sung Yo-han (20 episodes)
Gyeong Su-jin
Choi Hong-ju (20 episodes)
Woo Ji-hyeon
Koo Dong-koo (20 episodes)
Jo Jae-yun
Daniel Lee (20 episodes)
Kim Young-jae
Go Moo-won (20 episodes)
Baek Jae-woo
Song Su Ho [Young] (6 episodes)
Kim Min-kyung
Song Soo-jung's Mother (5 episodes)
Kim Jung-nan
Sung Ji-eun (4 episodes)
Hyun Bong-sik
Bok Ho-nam (4 episodes)
Chun Jung-Ha
Na Chi-Kook's Mom (4 episodes)
Lee Seo-jun
Na Chi Kook (4 episodes)
Kim Yeong-ok
Oh Bong-yi's Grandmother (3 episodes)
Kim Kang-hoon
Young Jae-hoon (3 episodes)
Yoon Seo-hyun
Kang Ki-Hyeok (3 episodes)
Pyo Ji-hoon
Shin Sang (3 episodes)
Song Boo-gun
Song Soo-ho (3 episodes)
Kim Ha-eon
Kim Han-kook (3 episodes)
Ahn Nae-sang
Park Du-seok (3 episodes)
Seon Ah Rin
Jo Mi-Jung (3 episodes)
Park So-yi
Young Choi Hong-joo (2 episodes)
Jo Yeon-ho
Young Go Moo-won (2 episodes)
Joo Ye-rim
Young Oh Bong-yi (2 episodes)
Ahn Jae-wook
Han Seo-jun (2 episodes)
Son Woo-hyeon
Kim Joon Sung (2 episodes)
Bae Seong-il
Detective Interviewing Jae Hoon (2 episodes)
Kang Mal-geum
Jung Ba-Reum's Aunt (2 episodes)
Song Min-jae
Young Go Mu-chi (2 episodes)
Cherish Maningat
Kim Han-Kook's Mother (2 episodes)
Park Eun-young
Staffing Agency Woman (2 episodes)
Jung Eun-pyo
Kang Duk Soo (2 episodes)
Kwak Min-ho
Prisoner (2 episodes)
Park Hye Na
Byun Soon-Young (2 episodes)
Park Ki-ryung
OBN News Chief (2 episodes)
Byun Yun-jeong
Mrs. Oh (2 episodes)
Kim Young-Joo
Sherlock Hong-Ju staff (2 episodes)
Shim Yoo-Seung
Sherlock Hong-Ju staff (2 episodes)
Cho Wan-ki
Reporter Yang (2 episodes)
Kim Ha-neul
Jung Soo-jin (2 episodes)
Lee Eon-jeong
Pregnant Lady (1 episode)
Suh Dong-hyun
Teenage Go Moo-chi (1 episode)
Seo Jeong-yeon
Go Moo-chi's Mother (1 episode)
Jeong Kang-hee
Go Moo-chi's Dad (1 episode)
Kim Kyeol
Jae-hoon's Father (1 episode)
Kim Dong-ha
Jae Min (1 episode)
Ahn Seo-Yeon
Jae Hee (1 episode)
Seo Woo-jin
Young Jae-hoon (1 episode)
Jang Ui-don
Attorney Hwang (1 episode)
Jeong Seok-yong
Woo Jae-pil (1 episode)
Park Jae-wan
Police Commissioner (1 episode)
Ha Young
Song Soo-jung (1 episode)
Lee Do-Hyung
Jung Ba-Reum's Uncle (1 episode)
Jung Ae-ri
Choi Young-shin (1 episode)
Yoo Ha-bok
Shin Sung-min (1 episode)
Min Eung-sik
Shin Jae-hyung (1 episode)
Park Yong
Kim Ji-wan (1 episode)
Yoon Bok-sung
Jung Joong-suk (1 episode)
Lee Ja-ryeong
Kim Woo-seon (1 episode)
Kang Moon-kyung
President (1 episode)
Sung Chan-ho
Government Official (1 episode)
Lee Jae-eun
Koo Dong-Koo's Mom (1 episode)
Yoo Yong
Sisters Killer (1 episode)
Im Yu-ran
Witness (1 episode)
Kang Chan-yang
Nurse (1 episode)
Kim Mi-hye
Jae-hoon's Teacher (1 episode)
Song In-seop
Prison Doctor (1 episode)
Kim Ro-sa
Student's Mom (1 episode)
Jung Nan-Hee
Teacher (1 episode)
Kang Suk-won
Male Talk Show Guest (1 episode)
Oh Ji-young
Female Talk Show Guest (1 episode)
Jang Jae-kwon
Second Male Talk Show Guest (1 episode)
Eom Hye-soo
Police Officer (1 episode)
Kim Joo-ah
Orphanage Employee (1 episode)
Chae Yeon-hee
Grocery Store Employee (1 episode)
Kim Borana
Hostess Bar Manager (1 episode)
Kang Ro-chae
Park Hye Won (1 episode)
Kim Hyo-gyeong
Byun Min-Ji (1 episode)
Kim Sung-kyung
Fact Check host (1 episode)
Yang Ha-yoon
Min-Jung (1 episode)
Oh Min-joon
Bully (1 episode)
Choi Yi-sun
[Motorcycle deliveryman] (1 episode)
Han Chang-hyun
Government Employee (1 episode)
Directing 3
Choi Joon-bae
Director (20 episodes)
Kang Cheol-Woo
Director (20 episodes)
Sung Chi-wook
Co-Director (20 episodes)