Full cast of The Frog

Kim Yun-seok

Jeon Yeong-ha

8 episodes

Go Min-si

Yoo Seong-a

8 episodes

Lee Jung-eun

Yoon Bo-min

8 episodes

Roh Yoon-seo

Jeon Ui-seon

8 episodes

Park Ji-hwan

Jong-du

8 episodes

Yoon Kye-sang

Koo Sang-jun

8 episodes

Hong Gi-jun

Ji Hyang-cheol

8 episodes

Chanyeol

Koo Gi-ho

8 episodes

Ahn Sang-woo

Choi Jeong Ho

8 episodes

Ha Yoon-kyung

Yoon Bo-min (young)

5 episodes

Jang Seung-jo

Ha Jae-sik

3 episodes

Cho Yeo-joon

Ha Si-hyeon

1 episode

Kim Won-suk

[Police officer]

1 episode

Ryu Hyun-kyung

Seo Eun-kyung

1 episode

Kim Sung-ryung

Lee Seong-ran

1 episode