Full cast of Never Forget Your Enemy

Hwang Jun-su

Gi Ha-neul

8 episodes

Lee Ja-woon

Yeo Sae-byeok

8 episodes

Shim So-yeon

Kim Myeong-sook

5 episodes

Fila Lee

Gi Saet-byeol

4 episodes

Oh Jae-hyeong

Yun Jeong-han

4 episodes

Ahn Chan-woong

Doctor

2 episodes

Kim In-chul

Management CEO

2 episodes

Kwon Oh-yun

Detective

2 episodes

Park Eun-jo

Lee Se-ri

2 episodes

Lee Jeong-hyun

Lim Hyun-sik

1 episode