Hierarchy - Production & Contact Info

Name	Episodes	Known for
Yuuki Luna Ryu Ba-da (voice: English version) Ryu Ba-da (voice: English version) See fewer	7	Étoile (2025)
Oh Na-ra Principal Principal See fewer	7	Perhaps Love (2021)
Harrison Xu Tae-Ho Tae-Ho See fewer	7	Extremely Unique Dynamic (2024)
Choi Won-young Jeong Gi-young Jeong Gi-young See fewer	7	Doctor Prisoner (2019)
Yun Se-ah Ahn Hye-won Ahn Hye-won See fewer	7	A Gentleman's Dignity (2012)
Eugene Ko Lee Woo-jin Lee Woo-jin See fewer	7	Dear White People (2017)
Christian Banas Chan-Min (voice: English) Chan-Min (voice: English) See fewer	7	Video Game High School (2012)
Darren Keilan High School Students (voice: English version) High School Students (voice: English version) See fewer	7	Bullet Train (2022)
Kim Min-chul Kang In-han Kang In-han See fewer	7	Project Wolf Hunting (2022)
Seo Bum-june Nam Ju-won Nam Ju-won See fewer	7	Would You Marry Me? (2025)
Kwon Eun-bin Gil Ye-ji Gil Ye-ji See fewer	7	Duty After School (2023)
Brandon English Jung Jae-hyeok (voice: English version) Jung Jae-hyeok (voice: English version) See fewer	7	Mortel (2019)
Lee Min-goo Baek Chan Min [Senior scholarship student] Baek Chan Min [Senior scholarship student] See fewer	7	All of Us Are Dead (2022)
Roh Jeong-eui Jeong Jae-yi Jeong Jae-yi See fewer	7	Badland Hunters (2024)
Lee Chae-Min Kang Ha Kang Ha See fewer	7	Alchemy of Souls (2022)
Kim Jae-Won Kim Ri-an Kim Ri-an See fewer	7	The Art of Sarah
Ji Hye-Won Yoon He-ra Yoon He-ra See fewer	7	My Perfect Stranger (2023)
Lee Won-jung Lee Woo-jin Lee Woo-jin See fewer	7	My Perfect Stranger (2023)
Lee Na-ra Song In-Kyung Song In-Kyung See fewer	2	Forgotten (2017)
Kim Jun-hyung Jung Jae Hyeok Jung Jae Hyeok See fewer	1	The Education (2019)
Bang Min-sun Teacher Teacher See fewer	1	Doona! (2023)
Jeon Ji-A Jung Jae-I Jung Jae-I See fewer	1	Hierarchy (2024)
Kim Ha-Jin Maid Maid See fewer	1	Tomorrow (2022)
Kim Joo-yeon Ba-da's mother (as Ju-Yeon Kim) Ba-da's mother (as Ju-Yeon Kim) See fewer	1	Happiness (2021)
Kang Hye-Rin Yoon He-Ra Yoon He-Ra See fewer	1	My Merry Marriage (2024)
Kim Tae-Jung Choi Yoon-seok Choi Yoon-seok See fewer		A Time Called You (2023)