Kim Woo-bin Guard / Thunder
So Ji-sub Moon Do-seok
Ryu Jun-yeol Muruk
Kim Eui-sung Jajang / Doctor
Yum Jung-ah Madam Black
Yoo Jae-myung Master Hyun
Kim Dae-myung Thunder (voice)
Shin Jung-keun Right Paw
Jin Sun-kyu Nong-pa
Lee Hanee Min Gaelin
Kim Tae-ri Ean
Choi Dong-hoon Director, Writer, Executive Producer
Kim Jong-soo Government Official
Ok Ja-yeon Fellow Doctor
Jo Woo-jin Mr. Blue
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
Yoon Kyung-ho Sam-sik
Yoon Young-kyun Wandering Taoist
Kim Tae-jun Corporal Park
Jang Young-gyu Original Music Composer
Choi Yu-ri Young Ean
Jin Jong-hyun Visual Effects Supervisor
Kim Min-seo Min-sun
Heo Ji-won Choon-seop
Park Jin-young Digital Intermediate
Jung Do-ahn Special Effects Supervisor
Park Jun-yong Props
Jay Seung Jaegal Visual Effects Supervisor
Kim Tae-kyeong Director of Photography
You Cheong Props
Lee Si-hoon Left Paw
Jeong In-kyeom Fake Nobleman
Cho Sang-kyung Costume Design
Ahn Soo-hyun Executive Producer
Eun Hee-soo Production Sound Mixer
Hong Seung-chul Lighting Director
Byun Joong-hee Grandma Next Door
Choi Tae-young Sound Supervisor
Yoon Hyung-tae Special Effects Supervisor
Mo So-ra Art Direction
Ji Sung-yong Key Grip
Kang Jong-ik Visual Effects Supervisor
Yoo Sang-seob Martial Arts Choreographer
Lee Ha-jun Production Design
Ji Gun-woo Murderer
Song Suk-ki Set Decoration
Ryu Seong-hie Production Design
Han Ji-wook Line Producer
Kim Sung-min Producer
Hwang Jae-jin Assistant Director
Shin Min-kyung Editor
Ryu Seong-cheol Martial Arts Choreographer
Kim Hyun-jung Makeup & Hair
Han Dong-kyu Essence Peddler
Choi Mi-geum Pond Gisaeng House Gisaeng
Kim Jeong-hoon Set Decoration