Full cast of Grid

Seo Kang-joon

Kim Sae-ha

10 episodes

Kim A-joong

Jung Sae-byeok

10 episodes

Lee Si-young

Ghost

10 episodes

Kim Moo-yul

Song Eo-jin

10 episodes

Jang So-yeon

Choi Sun-wool

10 episodes

Kim Sung-kyun

Kim Ma-nok

10 episodes

Heo Joon-seok

Im Ji-Yoo

10 episodes

Lee Gyu-hoe

Han Wi Han

10 episodes

Song Sang-eun

Chae Jong-Yi

10 episodes

Kim Hyeong-mook

Jo Heung-Shik

10 episodes

Jo Hee-bong

Go Han Seung

10 episodes

Kim Young-sung

[Detective]

10 episodes