Full cast of My Grumpy Secretary

Lee Seo-jin

Self

16 episodes

Kim Kwang-kyu

Self

16 episodes

Lee Su-ji

Self

1 episode

Uhm Ji-won

Self

1 episode

Sunwoo Yong-nyeo

Self

1 episode

Ahn Eun-jin

Self

1 episode

Jang Ki-yong

Self

1 episode

Ji Chang-wook

Self

1 episode

Doh Kyung-soo

Self

1 episode

U-KNOW Yunho

Self

1 episode

Cho Jung-seok

Self

1 episode

Lee Mi-sook

Self

1 episode

Annie

Self

1 episode

Tarzzan

Self

1 episode

Youngseo

Self

1 episode

Jo Woo-chan

Self

1 episode

Bailey Sok

Self

1 episode

Choi Hwa-jeong

Self

1 episode

Kim Won-hun

Self

1 episode

Han Ji-min

Self

1 episode

Lee Ji-hye

Self

1 episode

Lee Hyun-yi

Self

1 episode

Lee Eun-hyung

Self

1 episode

An Yu-jin

Self

1 episode

Nam Jin

Self

1 episode

Park Shin-hye

Self

1 episode