On screen
Cast
33 credited performers
Yeon Woo-jin
Eun Hwan-Ki
Park Hye-su
Chae Ro-Woon
Yoon Park
Kang Woo-Il
Gong Seung-yeon
Eun Yi-Soo
Ye Ji-won
Dang Yoo-Hee
Heo Jung-min
Eom Sun-Bong
Lee Kyu-han
Reporter Woo
Jun Hyo-seong
Kim Gyo-Ri
Stephanie Lee
Director Park
Kim Eung-soo
Hwan-Ki's father
Kim Ye-ryeong
Hwan-Ki's mother
Lee Han-wi
Ro-Woon's father
Han Eun-seong
Jang Se-Jong
Kim Mi-kyung
Ro-Woon's mother
Jung Yi-yun
Deputy Jung
Hwang So-hee
Deputy Lee
Han Chae-a
Chae Ji-hye
Jang Hee-jin
Seo Yeon-jung
Kang Nam-gil
Brain Security
Seong Byeong-suk
Orphanage director
XIA
Himself
Ji Dae-han
Advertiser
Choi Byung-mo
Character not listed
Jeong Dong-gyoo
Investor in Brain
Jo Hyun-sik
Man at the men's restroom
Kim Ki-doo
Man at the men's restroom
Artwork unavailable
Choi Hyuk
Man at the men's restroom
Hur Young-ji
Young Gyu's transgender daughter
Park Young-kyu
Hwang Yeong-Kyu
Kim Dae-hee
Yeong Kyu's manager
Choi Dae-chul
Restaurant management
Park Sang-myeon
Master Jin
Lee Byung-joon
Character not listed