Kim Hee-ae
Ji Seon-u (16 eps)
Park Hae-jun
Lee Tae-o (16 eps)
Han So-hee
Yeo Da-gyeong (16 eps)
Park Sun-young
Ko Ye-rim (16 eps)
Kim Young-min
Son Je-hyeok (16 eps)
Chae Gook-hee
Seol Myeong-suk (16 eps)
Lee Kyung-young
Yeo Byeong-gyu (16 eps)
Kim Sun-kyung
Uhm Hyo-jeong (16 eps)
Jeon Jin-seo
Lee Jun-yeong (16 eps)
Lee Hak-ju
Park In-gyu (16 eps)
Park Choong-seon
Ma Gang-seok (16 eps)
Jeong Jae-seong
Kong Ji-cheol (16 eps)
Lee Moo-saeng
Kim Yun-gi (16 eps)
Sim Eun-woo
Min Hyeon-seo (16 eps)
Bae Min-jun
Lee Joon Young's Classmate (3 eps)
Carson Allen
English teacher (1 eps)