Series Cast 9

1. 

   Lee Ji-hyun

   Romi (voice) (52 Episodes)

2. Kim Myung-jun

   Joon / Kikiping (voice) (52 Episodes)

3. 

   Chang Eun-sook

   Curieping (voice) (52 Episodes)

4. Jo Kyeong-i

   Heartsping (voice) (52 Episodes)

5. 

   Shin Yong-woo

   Dadaping (voice) (52 Episodes)

6. Um Sang-hyun

   Gogoping (voice) (52 Episodes)

7. 

   Lee Bo-hee

   Chachaping (voice) (52 Episodes)

8. 

   Jang Ye-na

   Lalaping / Maya (voice) (52 Episodes)

9. Kim Eun-ah

   Happying / Sarah / Charmping (voice) (52 Episodes)

Series Crew 4