Cha In-pyo as Hwang Gi-pung

Song Yun-ah as Song Na-young

Hong Kyung-in as Na Gi-chan

Jang Hyuk as Le Se-bin

Park Eun-hye as Yoo Hye-ri

Yang Dong-geun as Jong Gu

Kim Min-jung as class president

Kang Rae-yeon as

Seo Gap-suk as

Seo Tae-hwa as

Kim Jun-hee as Lee Sang-mi

Kim Seung-hyun as

Lee In-Seop as Hammer