Kim Jang-hoon

Himself

Hong Kyung-min

Himself

Gong Hyo-jin

Min-ji

Noh Joo-hyun

Kim Min-ji's father

Kwon Hae-sung

Joo Young-hoon

himself

Hwangbo

cameo

Lee Hyo-ri

cameo

Kangta

cameo

Psy

cameo

Kan Mi-youn

cameo

Shim Eun-jin

cameo

Yoon Eun-hye

cameo

Oh Jong-hyuk

cameo

Ock Joo-hyun

cameo

Lee Jin

cameo

Sung Yu-ri

cameo

Harisu

cameo

Shin Ji

cameo

Lee Sung-jin

cameo

Noh Yoo-min

cameo

Shin Hye-sung

cameo

Eric Mun

cameo

Lee Min-woo

cameo

Jun Jin

cameo

Kim Dong-wan

cameo

Andy Lee

cameo

Kim Jeong-hoon

cameo

Nam Hee-seok

cameo

Song Eun-yi

cameo

Jung Ryeo-won

Kim Sang-hyeok

cameo

Ha Duk-sung