Yoon Shi-yoon as Andrew Kim Taegon

Ahn Sung-ki as Yoo Jin-gil

Yoon Kyung-ho as Hyun Seok-moon

Lee Moon-sik as Jo Shin-chul

Lee Kyung-young as Lee Woong-sik

Shin Jung-keun as Lim Chi-hwa

Lee Ho-won as Choi Yang-up

Song Ji-yeon as Zhrin

Choi Moo-seong as Kim Jae-joon

Baek Ji-won as Goh Ursula

Kang Ha-kyung as Kim Francis

Sung Hyuk as Lee Sang-jeok

Lim Hyoun-soo as Choi Bang-je

Nam Da-reum as King Hyeonjong

Kim Kwang-kyu as Lim Chi-baek

Park Ji-hoon as Lim Seong-ryong

Cha Chung-hwa as Kim Ah-gi

Kang Mal-geum as Kim Deresa

Lee Jun-hyeok as Judge

Robin Deiana as Father Libois

Kim Kang-woo as Paul Chong Hasang

Paul Battle as Bishop Imbert

Alexander Morel as Father Daveluy

Lee Kyung-hoon as Young Man-dol

Kong Hyun-ji as Young Woman

Adam Strandt as Emson