Series Cast 12

1. 

   Hyun Bin

   Gu Seo-jin / Robin (20 Episodes)

2. 

   Han Ji-min

   Jang Ha-na (20 Episodes)

3. 

   Sung Joon

   Yoon Tae-joo (20 Episodes)

4. 

   Lee Hye-ri

   Min Woo-jung (20 Episodes)

5. 

   Han Sang-jin

   Ryu Seung-yeon (20 Episodes)

6. 

   Lee Won-keun

   Lee Eun-chang (20 Episodes)

7. 

   Lee Seung-joon

   Kwon Young-chan (20 Episodes)

8. 

   Lee Se-na

   Choi Seo-Hee (20 Episodes)

9. 

   Jung Ji-so

   Jang Ha-na (young) (20 Episodes)

10. 

    Heo Jung-eun

    Jang Ha-na (child) (20 Episodes)

11. 

    Kwak Hee-Sung

    Sung Suk-Won (20 Episodes)

12. 

    Oh Na-ra

    Cha Jin-ju (20 Episodes)

Series Crew 1