Season Regulars 15

1. 

   Kwak Dong-yeon

   Choi Jung Woo

2. 

   Lee Se-young

   Yang Ah Young

3. 

   Kwak Jung-wook

   Im Duk Won

4. 

   Choi Tae-joon

   Lee Yuk Ho

5. 

   Park Jeong-min

   Shin Young Bok

6. 

   Bae Noo-ri

   Jang Hyun Jin

7. 

   Yoon Park

   Lee Won Il

8. 

   Baek Sung-hyun

   adult Choi Jung Woo

9. 

   Jeong In-gi

   Jung Woo's father

10. 

    Koh Soo-hee

    Jung Woo's mother

11. 

    Oh Youn-hong

    Ah Young's mother

12. 

    Jeong Soo-young

    Homeroom Teacher

13. 

    Yoon Joo-sang

    Yuk Ho's grandpa

14. 

    Ahn Ji-hyun

    Moon Soo Jung

15. Kim Dong-hee

    Park Sung Tae

Guest Stars 0

There are no cast records added to Episode 1.

Crew 0

There are no crew records added to Episode 1.