Unknown

Unknown

Ha Yoon-seo's blind date

Jang Hyun-woo

Park Tae-jin

Unknown

Cha Young-woon

Helicopter Armed Staff Team Leader

Goo Tae-man

나영빈

Jang Tae-jin

Moo Gu-young

Yoo Min-Woo

Lee Ho (the late emperor, Lee Gon's father)

Jin-ki

Lee Seok

Bang Je-Soo

Won

Hyun-oh

Joo Hye-sung

Maeng Joon-ho

Ji-sub

Unknown

Han Ga Eul

Self

Narrator in the Barrier-Free version (Voice)

Yi Hoe

Unknown

Lee Sang Woo

Hee-joon

Man with Guitar (uncredited)

Fake Firefighter

Yeo Bong-gu

Unknown

Jae-young

Ji-hoon

Self