Kim Woo-bin Guard / Thunder
So Ji-sub Moon Do-seok
Jeon Yeo-been Hong Eon-nyeon
Ryu Jun-yeol Muruk
Kim Eui-sung Jajang / Doctor
Yum Jung-ah Madam Black
Yoo Jae-myung Master Hyun
Kim Dae-myung Thunder (voice)
Shim Dal-gi Bride
Shin Jung-keun Right Paw
Lee Hanee Min Gaelin
Kim Tae-ri Ean
Choi Dong-hoon Director, Writer, Producer
Ok Ja-yeon Fellow Doctor
Jo Woo-jin Mr. Blue
Jang Jun-whee Hyeong-bang
Kim Hae-sook Old Lady
Kim Ki-cheon Gae-ttong
Yoon Byung-hee Shaman Dosa / Alien Robot (voice)
Lee Ki-cheol Writer
Lee Hyun-gul Shaman Dosa 2
Baek Hyun-joo Principal
Lee Dong-hee Steward
Yang Hye-jin Sound Editor
Yoon Kyung-ho Sam-sik
Jang Young-gyu Original Music Composer
Lee Sun-hee Inn Owner
Song Yong-gu VFX Supervisor
Kim Chan-hyung Thief
Choi Yu-ri Young Ean
Kim Min-seo Min-sun
Park Jin-young Digital Intermediate
Jang Hee-sun Art Designer
Jung Do-ahn Special Effects Supervisor
Park Ye-seul VFX Supervisor
Lee Jae-hyeok Still Photographer
Park Jun-yong Props
Jay Seung Jaegal VFX Supervisor, Visual Effects Art Director
Jang Hee-chul Conceptual Design
Kim Tae-kyeong Director of Photography
You Cheong Props
Lee Gi-seok Set Decoration
Lee Eun-mi Compositing Artist
Lee Si-hoon Left Paw
Hong Jeong-ho VFX Supervisor
Cho Sang-kyung Costume Design
Ahn Soo-hyun Producer
Eun Hee-soo Production Sound Mixer
Hong Seung-chul Gaffer
Jung Jae-wook Visual Effects
Hwang Hyo-kyun Special Effects Makeup Artist
Choi Tae-young Sound Supervisor
Yoon Hyung-tae Special Effects Supervisor
Mo So-ra Art Direction
Im Se-jin Art Designer
Choi Kwang-je Choi
Lee Dong-yong Ge-gan
Kwon Soo-yeon Art Direction
Ji Sung-yong Key Grip
Song Ji-hyuk Haava
Yoo Sang-seob Martial Arts Choreographer
Lee Ha-jun Production Design
Ji Gun-woo Murderer
Kang Ho-sung Executive Producer
Ryu Seong-hie Production Design
Kwak Tae-yong Special Effects Makeup Artist
Han Ji-wook Line Producer
Choi Ji-hye Art Direction
Kim Sung-min Producer
Kwon Ji-hoon Stunts
Hwang Jae-jin Assistant Director
Oh Chae-eun Gisaeng