Riven

Jin Sun-kyu

as Si-heon

Sung Yu-been

as Yoon-woo

Oh Na-ra

as Il-sun

Ko Chang-seok

as Principal

Jang Dong-ju

as Hwan-ju

Ko Kyu-phil

as Man-deok

Kim Min-ho

as Bok-an

Lee Jong-hwa

as Gao

Choi Hyung-tae

as Bok-co

Cho Jung-hun

as Jody

Tae In-ho

as Song Hee-cheol

Cha Soon-bae

as President

Lee Jun-hyeok

as Reporter

Lee Hong-nae

as Lee Dong-su

Woo Yeon-seo

as

Woo Jeong-won

as Yoon-woo's mother

Lee Il-hwa

as Koo Do-sun

Park Seong-geun

as Director

Lee Yoon-hee

as Teacher

Kwon Hyuk-ju

Assistant Director

Ham Myung-chul

Key Grip

Yang Hye-jin

Sound Editor

Park Sung-jin

Visual Effects

Kim Da-jung

Costume Design

Suh Joo-yeon

Production Design

Kwon Hyeok-jae

Adaptation

Choi Tae-young

Sound Supervisor

Lee Sung-jae

Director of Photography

Park Se-jun

Co-Executive Producer

Lee Dong-hwa

Lighting Director

Lee Yun-jae

Production Sound Mixer

Nam Seong-ju

Set Decoration

Cho Tae-hee

Makeup & Hair

Cha Sang-min

Producer

Jung Chang-hyun

Martial Arts Choreographer

Kim Jeong-min

Executive Producer

Kim Do-hyung

Special Effects Supervisor

Hong Jang-pyo

Special Effects Supervisor

Lee Jin-hee

Original Music Composer

Park Jin-young

Digital Intermediate

Ma Dae-yun

Adaptation

Lee Sang-hun

Props

Choi Yong-woong

VFX Supervisor

Lee Kang-hee

Editor

이정민

Digital Intermediate

Kim Hyeong-seop

Camera Operator

Ku Chang-geun

Executive Producer

Jeon Young-wook

Still Photographer

Kwon Hyeok-jae

Director

Kim Jin-a

Writer

Hong Chang-pyo

Writer

Yeom Do-seon

Visual Effects

Yoo Guk-young

Line Producer

Yang O-seok

VFX Supervisor