Full cast of Newtopia

Park Jeong-min

Lee Jae-yoon

8 episodes

Lee Hak-ju

Alex / Seong Tae-sik

8 episodes

JISOO

Kang Young-joo

8 episodes

Im Sung-jae

Ra In-ho

8 episodes

Hong Seo-hui

Oh Soo-jeong

8 episodes

Kang Young-suk

Seo Jin-wook

8 episodes

Lee Ju-won

Sergeant Jung

8 episodes

Kim Sang-heun

Kim Yeong-man

8 episodes

Kwon Seung-woo

Park Seong-uk

8 episodes

Bin Chan-uk

Kwak Gye Yeong

8 episodes

Kim Jeong-jin

Hwang Gyeong-Sik

8 episodes

Tang Joon-sang

Yeong-joo

8 episodes

Kim Jun-han

Aaron Park

8 episodes

Lim Su-Bin

8 episodes

Park Mi-hyeon

Kang Young-ju Mother

8 episodes

Justin John Harvey

Paolo

4 episodes

Choi Hee-jin

Choi Seul-gi

2 episodes

Hwang Soo-min

Reporter (Eps 2)

1 episode

Lee Cho-hee

Park Eun-chae (Eps 8)

1 episode

Kim Jung

Jung Sun-mi (Eps 4)

1 episode

Shim Hye-rim

Subway Rider (Eps 6)

1 episode