Cast of Knock-Off

Main cast

Kim Soo-hyunas Kim Seong-jun

Cho Bo-ahas Song Hye-jung

Ko Kyu-pilas Dongatsu

Kim Moo-yulas Baek Jong-min

Kang Mal-geumas Jegal Hyun-sook

Jeong Man-sikas Lee Ki-bong

Kim Eui-sungas Bae Pil-gu

Kwon Na-raas Moon Yu-bin

Park Se-wanas Moon Da-bin