Cast

Song Joong-ki

Wolf-Boy / Chul-soo

Park Bo-young

Young Sun-yi / Eun-ju

Yoo Yeon-seok

Ji-tae

Lee Young-lan

Sun-yi

Jang Young-nam

Sun-yi's Mother

Kim Hyang-gi

Sun-ja

Yoo Seung-mok

Professor Kang Tae-shik

Shin Bi

Dong-mi

Woo Jung-kook

Mr. Jung

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Goo Bon-im

Mrs. Jung

Crew

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Yoo Seok-moon

Lighting Artist (Lighting)

Jang Seong-ho

Visual Effects Supervisor (Visual Effects)

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Kim Hyung-shek

Digital Colorist (Editing)

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Choi Sang-muk

Director of Photography (Camera)

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Jang Jong-kyung

Camera Operator (Camera)

Park Yeong-su

Visual Effects (Visual Effects)

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Jang Seong-ho

Visual Effects (Visual Effects)

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Shin Seung-Hoon

Set Decoration (Art)

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Lee Sung-jae

Lighting Director (Lighting)

Jo Sung-hee

Writer (Writing)