Kim Yun-seok as Father Kim

Gang Dong-won as Deacon Choi

Park So-dam as Young-shin

Kim Eui-sung as Clergy Dean

Son Jong-hak as Monsignor

Lee Ho-jae as Priest Jeong

Nam Il-woo as Father Superior

Kim Byeong-ok as Professor Park

Cho Soo-hyang as Agnes

Park Woong as Bishop

Lee Jeong-yeol as Young-shin's Father

Kim So-suk as Young-shin's Mother

Min Jin-woong as Police Officer

Leo Martin as Master Priest / Franciscan Monk 2

Luca Vaquer as Memorial Service Priest / Franciscan Monk 3

Lee Tae-rim as Assistant Priest John

Nam Moon-chul as Investigator Park

Jeong Ha-dam as Shaman Young-joo

Lee Hyo-je as Young Choi

Lee Nam-hee as Je Chun

Kim Soo-jin as Priest Kim's Younger Sister

Lee Ye-sun as Deacon Choi's Younger Sister

Son Min-seok as Taxi Driver

Masikonte James Saitoti as Black Native

Arturo Jose Garcia as Franciscan Monk 3