Hong Ye-ji as Jeong Yoon-young

Kim Ji-young as Kwon Kyeong-sook

Kim Mi-hwa as Soon-je

Hwang Seok-jeong as Li-ra

Shin Eun-jung as Hae-soon

Jeon So-min as Jang-mi

Jeong In-gi as Prison Warden

Kwon Ah-reum as Group Member

Kim Do-yun as Kim