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Kim Yun-seok

Soo-hyun

Byun Yo-han

Young Soo-hyun

Chae Seo-jin

Yeon-ah

Kim Sang-ho

Tae-ho

Ahn Se-ha

Young Tae-ho

Park Hye-su

Soo-a

Kim Ho-jung

Song Hye-won

Kim Sung-ryung

Yeon-a

Jang Liu

Mother

Jeong In-gi

Manager Yoon (uncredited)

Lee You-mi

Yeon-ah's Staff (uncredited)

Park Gil-su

Barbershop Owner (uncredited)