Pemeran The Happy Loner

Gong Myoung (공명)

as Byeok Soo

Pemeran Utama

Min Hyo Rin

as Na Ji Yeong

Pemeran Utama

Ji Il Joo

as Yeon Seok

Pemeran Pembantu

Jang Hee Ryung

as Ye Jin

Pemeran Pembantu

Ryu Han Bi

as Na Ji Young [Young]

Pemeran Pembantu

Son Sang Yeon (손상연)

Pemeran Pembantu

Park Yong

Pemeran Pembantu

Choi Gyo Shik

as [Security guard]

Bintang Tamu

Jang Hae Song

Bintang Tamu

Kang Joo Ha

as Na Ji Young [child]

Bintang Tamu

Choi Seong Gwon

Composer

Park Hyeon Seok

Sutradara

Kwon Hye Ji

Screenwriter