Kim So-yeon

Production Design (16 eps)

Kim Seon-wung

Stunts (16 eps)

Lee Eung-bok

Director (16 eps)

Yoon Jong-ho

Director (16 eps)

Kwon Hyuk-chan

Director (16 eps)

Yoon Ha-lim

Executive Producer (16 eps)

Kwon Jeong-yeol

Vocals (16 eps)

Bae Jin Young

Vocals (16 eps)

Han Soo Ji

Vocals (16 eps)

Sam Kim

Vocals (16 eps)

Ailee

Vocals (16 eps)

Heize

Vocals (16 eps)

Soyou

Vocals (16 eps)

Kim E-Z

Vocals (16 eps)

Urban Zakapa

Vocals (16 eps)

Nam Hye-seung

Original Music Composer (16 eps)

Chanyeol

Vocals (16 eps)

Jung Joon-il

Vocals (16 eps)

Lasse Lindh

Vocals (16 eps)

Eddy Kim

Vocals (16 eps)

Roy Kim

Vocals (16 eps)

Kim Eun-sook

Writer (16 eps)