Heartsping : Teenieping of Love

Lee Ji-hyun

Romi (voice)

Jo Kyoung-i

Heartsping (voice)

Choi Nak-yoon

Heart King / Monster Truthping (voice)

Yeo Min-jeong

Belita / Girl (voice)

Hong So-young

Stella (voice)

Hong Bum-ki

Dr. Monziu / General Teenieping (voice)

Kim Ha-yeong

Marie (voice)

Ryu Seung-gone

Liam / Butler (voice)

Cho Hyun-jung

Truthping (voice)

Kim Eun-ah

Happying / Young Liam / Girl's Mom (voice)

Jang Ye-na

Lalaping / Maid / Stickping (voice)

Um Sang-hyun

Mr. Bus Stop / Freezeping (voice)

Kim Su-hoon

Director

Ryota Yamaguchi

Original Story

Naruhisa Arakawa

Writer

Jo Yeong-gwang

Storyboard

Kim Su-hoon

Executive Producer

Song Mi-seon

Producer

Shin Hyeon-deok

Producer

Min Seul-ki

Producer

Kang Byeong-chae

Producer

Jo Seong-hee

Sound

Kim Dae-yeol

VFX Supervisor

WINTER

Theme Song Performance