Heartsping : Teenieping of Love

Lee Ji-hyun

as

Romi (voice)

Jo Kyoung-i

as

Heartsping (vo...

Choi Nak-yoon

as

Heart King / M...

Yeo Min-jeong

as

Belita / Girl ...

Hong So-young

as

Stella (voice)

Hong Beom-gi

as

Dr. Monziu / G...

Kim Ha-yeong

as

Marie (voice)

Ryu Seung-gone

as

Liam / Butler ...

Cho Hyun-jung

as

Truthping (voi...

Kim Eun-ah

as

Happying / You...

Jang Ye-na

as

Lalaping / Mai...

Um Sang-hyun

as

Mr. Bus Stop /...