קבועי עונה 9

1. 

   Joo Won

   Cha Yoojin

2. 

   Shim Eun-kyung

   Seol Naeil

3. 

   Park Bo-gum

   Lee Yoonhoo

4. 

   Min Do-hee

   Choi Minhee

5. 

   Go Kyung-pyo

   Yoo Ilrak

6. 

   Ahn Kil-kang

   Yoo Wonsang

7. 

   Lee Joo-hyung

   Goo Seonjae

8. 

   Jo Yoon-woo

   Lee Jaeyong

9. 

   Moon Hee-kyung

   Naeil's ex-teacher

כוכבי אורח 0

There are no cast records added to Lesson 4.

סגל 0

There are no crew records added to Lesson 4.