Kim Jong-goo

as Nuclear Safety Committee Chairman

as Park Sang-tae

as Snake Hunter

as Second Uncle

as Sun-yi's Father (uncredited)

as President Choi

as Chief Cho

as CEO Yoon

as New Seoul Medical Center Doctor

as Factory Manager

as Manager Jo Ryeon-So

as Han-deuk

as Restaurant

as Park Se-moon

as His Excellency Song

as Military General

as Jin-gi's Father

as Mr. Jung

as Vice-principal

as Managing director Kim