Pemeran Hi-Five

Lee Jae In

as Park Wan Seo

Pemeran Utama

Ahn Jae Hong

as Park Ji Seong

Pemeran Utama

Yoo Ah In (유아인)

as Hwang Gi Dong

Pemeran Utama

Ra Mi Ran

as Kim Seon Nyeo

Pemeran Utama

Kim Hee Won

as Heo Yak Seon

Pemeran Utama

Shin Goo

as Seo Yeong Chun [Old]

Pemeran Utama

Park Jin Young (박진영)

as Seo Yeong Chun [Young]

Pemeran Utama

Oh Jung Se

as Park Jong Min

Pemeran Utama

Jin Hee Kyung

as Seo Chun Hwa [Young Chun's daughter]

Pemeran Pembantu

Yoo Seung Mok

as Song Ho Rim [Hospital Director]

Pemeran Pembantu

Jang Gwang

as Ham Byeong Chun [Cult Leader]

Pemeran Pembantu

Park Hyung Soo

as Cho Sang Man [Chun Hwa's aide]

Pemeran Pembantu

Kang Hyung Chul

Screenwriter & Sutradara

Lee Dong Hwi (이동휘)

as Surgeon Ko

Cameo

Kim Won Hae

as Surgeon O

Cameo

Ahn Seung Gyun

as Lee Seung Hun [Saeshin Foundation Worker]

Cameo

Hyun Bong Sik

as [Cardiologist]

Cameo

Yun Ji Su

as Jong Ho [Owner of gambling place]

Bit part

Lee Gyu Young

as [Yeong Chun's bodyguard]

Bit part

Oh Ha Nee

as [Firefighter's wife]

Bit part

Kim Do Kyung

as [Firefighter]

Bit part

Jang Joon Hyun

as [Boss of men in suits]

Bit part

Lee Tae Young

as [Gambling site office customer]

Bit part