Signal Cast & Crew
Series Cast
Lee Je-hoon
Park Hae-young
(16 Episodes)
Kim Hye-soo
Cha Soo-hyun
(16 Episodes)
Cho Jin-woong
Lee Jae-han
(16 Episodes)
Jang Hyun-sung
Kim Bum-joo
(16 Episodes)
Jung Hae-kyun
Ahn Chi-soo
(16 Episodes)
Kim Won-hae
Kim Gye-chul
(16 Episodes)
Jung Han-bi
Oh Yoon-seo
(16 Episodes)
Lee Yoo-jun
Jung Heon-gi
(16 Episodes)
Kim Min-gue
Hwang Ui-kyung
(16 Episodes)
Kang Chan-hee
Park Sun-woo
(16 Episodes)
Im Hwa-young
Cha Soo-min
(16 Episodes)
Jeon Su-ji
Kang Hye-seung
(6 Episodes)
Shin Yi-Joon
Kang Hye-seung (Young)
(6 Episodes)
Seo Ji-hoon
Jang Tae-jin
(6 Episodes)
Kim Woo-seok
Lee Dong-jin
(6 Episodes)
Son Hyun-joo
Jang Young-cheol
(5 Episodes)
Choi Woo-ri
Shin Yeo-jin
(3 Episodes)
Sung Hyun-mi
Jung Kyung-soon
(3 Episodes)
Kim Ki-cheon
Lee Chan-goo
(3 Episodes)
Lee Ki-seop
Lee Jin-hyung
(3 Episodes)
Lee Shi-a
Kim Won-kyeong
(3 Episodes)
Jeong Seok-yong
Oh Gyung-tae
(3 Episodes)
Sieun
Oh Eun-ji
(3 Episodes)
Yoo Ha-bok
Shin Dong-hoon
(3 Episodes)
Lim Cheol-soo
Informant
(3 Episodes)
Lee Dong-ha
Han Se-gyu
(3 Episodes)
Lee Sang-yeob
Kim Jin-woo
(3 Episodes)
Seo Eun-ah
Yoo Seung-yeon
(3 Episodes)
Kim Yun-hee
Yoon Sang-mi
(3 Episodes)
Sung Ki-yoon
Hae-yeong's Father
(3 Episodes)
Hong Seok-bin
Lee Mi-sun's Husband
(3 Episodes)
Oh Ki-hwan
Detective
(3 Episodes)
Nam Sang-ran
Hwang Min-joo
(3 Episodes)
Kim Jung-young
Kim Won-kyeong's Aunt
(3 Episodes)
Oh Yeon-ah
Yoon Soo-ah
(2 Episodes)
Song You-hyun
Kang Se-young
(2 Episodes)
Seo Jung-joon
Seo Hyung-joon
(2 Episodes)
Jeong Jong-yeol
Police Sergeant
(2 Episodes)
Lee Do-yeop
Detective Park
(2 Episodes)
Kim Myeong-joong
Prison Guard
(2 Episodes)
Lee Na-ra
Shin Da-hye
(2 Episodes)
Kim Hak-seon
Park Myung-hoon
(2 Episodes)
Hong Boo-hyang
Farmer's Wife
(2 Episodes)
Lee Jin-kwon
Bully
(2 Episodes)
Park Jeong-min
Se-gyoo's Chauffeur
(2 Episodes)
Choi Hyun-jun
Detective
(2 Episodes)
Kang Joo-hee
Shin Dong-hoon's Wife
(2 Episodes)
Lee Yeong-eun
Kim Yoon-jung
(2 Episodes)
Kim Soo-jin
Kim Yoon-jung's Mother
(2 Episodes)
Seo Ju-hee
Cha Soo-hyun's Mother
(2 Episodes)
Yang Eun-yong
Sin Jeong-hye
(2 Episodes)
Hyun Sung
Min Sung
(2 Episodes)
Ji Hye-in
Girl 3
(1 Episode)
Jang Hyuk-jin
Celebrity News Journalist
(1 Episode)
Sun Yul-woo
Detective
(1 Episode)
Yoon Bok-sung
Attorney
(1 Episode)
Park Ji-yeon
Cafe Waitress
(1 Episode)
Kim Ryeo-eun
Kim Ji-hee
(1 Episode)
Park Seong-hoon
Detective Jung
(1 Episode)
Lim Yong-soon
Workshop Owner
(1 Episode)
Lee Chae-kyung
Jin-woo's Mother
(1 Episode)
Song Kyung-hwa
Convenience Store Owner
(1 Episode)
Park Eun-young
Student's Mother
(1 Episode)
Hwang Seung-eon
Han Do-yeon
(1 Episode)
Lee Jae-eun
Market Stall Owner
(1 Episode)
Kang Chan-yang
Woman Going to Work
(1 Episode)
Shin Mun-sung
Detective
(1 Episode)
Oh Jin-ha
Sehoon Hospital Nurse
(1 Episode)
Kim Sang-il
Detective
(1 Episode)
Yoo Jae-ik
Oh Seung-joon
(1 Episode)
Yang Seung-geol
Street Cleaner
(1 Episode)
Geum Dong-hyeon
News Programme Guest
(1 Episode)
