Casts
Kang Ha-neul
as In-su
Kim So-eun
as Ghost Girl
Kim Jung-tae
as Seon-il
Park Doo-sik
as Hae-chul
Han Hye-rin
as Hyun-ji
Kwak Jung-wook
as Ki-tae
Yoon Chan-young
as young In-soo
Joo Ah-reum
as Sung-hee
Yun Yeong-keol
as detective Jung
Lee Bom
as Hye-jung
