Jo Kyeong-i
Heartsping (voice) (130 eps)
Lee Ji-hyun
Romi (52 eps)
Kim Myung-jun
Joon / Kikiping (52 eps)
Chang Eun-sook
모야핑 (52 eps)
Shin Yong-woo
Dadaping (52 eps)
Um Sang-hyun
아자핑 (52 eps)
Lee Bo-hee
Chachaping (52 eps)
Jang Ye-na
Lalaping / Maya (52 eps)
Kim Eun-ah
Happying / Sarah /Charmping (52 eps)
Park Ji-yoon
Joahping (Voice) (26 eps)
Moon Nam-sook
Teeheeping (voice) (26 eps)
Kim Seon-hye
Trustping (26 eps)
Kim Ga-ryung
꾸래핑 (26 eps)
Kim Seo-young
Nanaping (26 eps)
Yoon Mi-na
Trueping (26 eps)
Park Seon-yeong
Shashaping (voice) (26 eps)
Moon Yoo-jeong
Fluffyping (voice) (26 eps)
Bang Yeon-ji
Jellyping (voice) (26 eps)
Yang Jeong-hwa
Puffping (voice) (26 eps)