Full cast of Twinkling Watermelon

Ryeoun

Ha Eun-gyeol

16 episodes

Choi Hyun-wook

Ha Yi-chan

16 episodes

Seol In-a

Choi Se-gyeong / On Eun-yu

16 episodes

Shin Eun-soo

Yoon Chung-ah

16 episodes

Choi Won-young

Eun-gyeol's Father

16 episodes

Seo Young-hee

Eun-gyeol's Mother

16 episodes

Jung Sang-hoon

Master

16 episodes

Cheon Ho-jin

Grandpa Viva

16 episodes

Goh Doo-shim

Go Yang-hee

16 episodes

Kim Joo-ryoung

Im Ji-mi

16 episodes

Bong Jae-hyun

Ha Eun-ho

16 episodes

Koo Jun-hoe

Koo Jun-hyeong

16 episodes

Ahn Do-gyu

Oh Ma-joo

16 episodes

Yoon Jae-chan

Kang Hyun-yul

16 episodes

Lee Ha-min

Lee Si-guk

16 episodes

Lee Su-chan

No Se-bum

16 episodes

Kim Tae-woo

Yoon Gun-hyung

16 episodes

Kwon Do-hyung

Yoon Ju-yeop

16 episodes

Lee Soo-min

Yoon Sang-a

16 episodes

Lee Suk-hyeong

Jung Bal-san

16 episodes

Lee So-yeon

Adult Choi Se-gyeong

16 episodes

Park Ho-san

Choi Hyun

16 episodes

Yeon Oh

Jung Ji-oh

16 episodes

Oh Hee-jun

On Ji-hwan

16 episodes

Han Min

Bae Soo-tak

16 episodes

Kim Jun-hyung

Yoon Dong-jin

16 episodes

Oh Hyun-kyung

Shin A-young

16 episodes

Jung Yong-ju

Jung Do-Jin

2 episodes

Jeon Seok-chan

[The Day owner]

2 episodes

Jung Hyeon-jun

Ha Eun-gyeol (Young)

1 episode

Cho Yeo-joon

Ha Eun-ho (Child)

1 episode

Do Geon-wu

Gang member

1 episode