Kim Tae-ri Nan-young (voice) Hong Kyung Je-i (voice) Sharon Kwon Rosa (voice) Kang Ku-han Yun-jae (voice) An Young-mi Ji-young (voice) Jang Mi Young Na-young / Detector (voice) Yoon Ah-young Dia (voice) Choi Han Manager (voice) David J Robbins Eugene / Jared (voice) Lee Myung-hee Director / Caregiver (voice) Kim Jin-soo Reporter (voice) Park Sung-young Researcher (voice)