On October 26, 1979, President Park Chung-hee, who had ruled South Korea since 1961, was assassinated by his director of intelligence. The film depicts the events of that night.

Han Suk-kyu
as KCIA Chief Agent Joo

Baek Yoon-sik
as KCIA Director Kim Jae-Kyu

Song Jae-ho
as President Park Chung-hee

Kim Eung-soo
as KCIA Agent Colonel Min

Jo Sang-geon
as KCIA Butler Shim

Kwon Byung-gil
as President's Chief Secretary Yang

Jung Won-joong
as President's Chief Bodyguard Cha

Cho Eun-ji
as Banquet Guest

Kim Yoon-ah
as Singer

Lee Jae-gu
as KCIA Agent Kwon