Main cast it seems: "It was confirmed on the 17th that Yoo Ah-in recently held a script reading with the main cast of 'Vampire,' including director Jang Jae-hyun and actors Lee Sung-min, Lee Joon-hyuk, Yoon Kyung-ho, and Choi Hyun-wook." (https://sports.khan.co.kr/article/202608171832003?pt=nv)
Finally yo ah in.......Woooooooooooooooooooooooooooooooooo guy's this the first movie my favorite casting favorite genre vampires setting film by the way... Fingers 🤞🏻 choi + yoo Ah-in my favorites together
Cast is officially confirmed and recently held script reading. Filming will begin in August, and is scheduled to release in 2028.
Characters: Yoo Ah In will play a contract killer who pursues the pagan group. He is a fearless man who remains unfazed regardless of the situation, but gradually changes as he encounters mysterious beings.
Lee Sung Min will play a priest who breaks a taboo for the sake of his beliefs, portraying a man tormented between responsibility and guilt.
Lee Joon Hyuk as a pagan who longs for eternal life. He will bring a mysterious character to life with a sharp, intense aura and show audiences a new side of himself.
Kim Do I will play a mysterious girl. Having won the role through a fiercely competitive audition, Do I, member of the seven-member hip-hop girl group ‘Hype Princess’ and 2008-born newcomer with no previous acting experience, reportedly beat out an astonishing 1,000-to-1 field of candidates in a global audition to become director Jang Jae Hyun’s final choice.
Yoon Kyung Ho will play a smuggling broker who ends up traveling with the pagans.
Choi Hyun Wook joins the cast as a U.S. Army second lieutenant with a mysterious agenda.
another adaptation? wasn't this already done by chen feiyu and zhouye?
yeah i have the same question, but the remake that played by chen feiyu and zhou ye have a totallyyyy different story from the japanese version, then i think why they called it the remake from the japanese version🤔
Celebrity 
1 
https://www.filmmakers.co.kr/proCrewRecruiting/29895174
"It was confirmed on the 17th that Yoo Ah-in recently held a script reading with the main cast of 'Vampire,' including director Jang Jae-hyun and actors Lee Sung-min, Lee Joon-hyuk, Yoon Kyung-ho, and Choi Hyun-wook."
(https://sports.khan.co.kr/article/202608171832003?pt=nv)
Characters:
Yoo Ah In will play a contract killer who pursues the pagan group. He is a fearless man who remains unfazed regardless of the situation, but gradually changes as he encounters mysterious beings.
Lee Sung Min will play a priest who breaks a taboo for the sake of his beliefs, portraying a man tormented between responsibility and guilt.
Lee Joon Hyuk as a pagan who longs for eternal life. He will bring a mysterious character to life with a sharp, intense aura and show audiences a new side of himself.
Kim Do I will play a mysterious girl. Having won the role through a fiercely competitive audition, Do I, member of the seven-member hip-hop girl group ‘Hype Princess’ and 2008-born newcomer with no previous acting experience, reportedly beat out an astonishing 1,000-to-1 field of candidates in a global audition to become director Jang Jae Hyun’s final choice.
Yoon Kyung Ho will play a smuggling broker who ends up traveling with the pagans.
Choi Hyun Wook joins the cast as a U.S. Army second lieutenant with a mysterious agenda.
https://m.entertain.naver.com/home/article/437/0000506595
https://m.entertain.naver.com/home/article/117/0004095747