Kwang-Soo Lee

Park Goo

Cheon-hee Lee

Sang-won

Park Bo-young

Joo-jin

Bong-seong Kang

Woo Moon-Gi

Lee Byung-joon

Dr. Byun

Chang-hun Lee

Researcher 1

Jae-Hyun Choi

Unmasker

Jang Gwang

Park Goo's dad

Gye-nam Myeong

Chairman

Kim Hee-won

Lawyer Kim

Jeon Hye-jin

Documentary narration

In-gi Jeong

Dong-sik

Ji-ho Choi

Chairman's Secretary

Ji-hun Lee

Pharmaceutical executive

Ji-man Eom

Reporter

Park Ji-yun

Reporter 1

Jin-ah Kang

Nurse

Joon-hwi Jang

Reporter 3