이지현
Romi (voice)
조경이
Heartsping (voice)
최낙윤
Heart King / Monster Truthping (voice)
여민정
Belita / Girl (voice)
홍소영
Stella (voice)
홍범기
Dr. Monziu / General Teenieping (voice)
김하영
Marie (voice)
류승곤
Liam / Butler (voice)
조현정
Truthping (voice)
김은아
Happying / Young Liam / Girl's Mom (voice)
장예나
Lalaping / Maid / Stickping (voice)
엄상현
Mr. Bus Stop / Freezeping (voice)
김수훈
사랑의 하츄핑
Released
Bande-annonce