Cast of Abyss
Main cast
Park Bo-youngas Go Se-yeon / Lee Mi-do
Ahn Hyo-seopas Cha-min
Lee Sung-jaeas Oh Young-cheol
Lee Si-eonas Park Dong-cheol
Song Sang-eunas Lee Mi-do
Han So-heeas Jang Hee-jin
Kwon Soo-hyunas Seo Ji-wook
Yun Yoo-sunas Eom Ae-ran
Park Seong-yeonas Park Mi-soon
Lee Cheol-minas Park Ki-man
Kim Sa-rangas Go Se-yeon
Ahn Se-haas Cha-min
Kang Ye-seoas Young Jang Hee-jin
Ha Sung-kwangas Go Chang Soo [Se Yeon's father]
