Park Hae-il
Yoon Min-cheol
Lee Kyung-young
Lee Jang-hwan
Yoo Yeon-seok
Shim Min-ho
Park Won-sang
Lee Sung-ho
Ryu Hyun-kyung
Kim Mi-hyeon
Song Ha-yoon
Kim Yi-seul
Kim Su-an
Shim Soo-bin
Kim Kang-hyun
Lee Do-hyeong
Nam Myung-ryeol
Professor Yoo Jong-jin
Hwang Jae-won
Park Soo-hyun
Kim Joong-ki
Pastor Park
Kim Ji-hoon
Mr. Kim
Lee Bong-gyu
Monk
Lee Hwa-ryong
Min-cheol’s Friend
Jeon Su-ji
Researcher 1
Park Yong-su
Broadcast Station Executive 1
Park Jin-young
Broadcast Station Executive 2
Kwon Hae-hyo
Broadcast Station Director
Choi Hee-jin
Reporter 2
Kim Kyeong-Ran
Old Mother
Jang Gwang
Broadcast Station President (cameo)
Choi Yong-min
Minister of Science and Technology (cameo)
Han Gi-joong
Director of National Intelligence Service (cameo)
Kim Won-hae
Taxi Driver (cameo)
Lee Mi-do
Min-Cheol's Wife (cameo)
Kim Young-jae
Press Conference MC (cameo)
Hwang Jeong-min
Woman at Old House (cameo)
Kim Dae-heung
Icebox Man