الطفيليات: وحدة غري

Jeon So-nee

Jeong Soo-in

Koo Kyo-hwan

Seol Kang-woo

Lee Jung-hyun

Choi Jun-kyeong

Hae-hyo Kwon

Kim Cheol-min

Victoria Grace

Kang Won-seok's Wife

Tom Choi

Chul-Min

Ren Hanami

Jeong Su-in's Mother

Kim In-kwon

Kang Won-seok

Lee Se-Ho

The Grey Agent

Lee Hyun Kyun

Kwon Hyeok-joo

Jeon Hui-jeong

The Grey Agent

Yoon Hyun-gil

Seol Kyeong-hee

Park Chan-woo

The Grey Soldier

Moon Jung-dae

Chief Kang Seok-kwan

Min-ho Kwak

Detective

Jang Dae-Woong

Kim Sang-su

Kim Se-yoon

Detective

Seo Myung-chan

Jin Yong-kwan