Cast 71
IU
Jang Man-wol (16 episodes)
Yeo Jin-goo
Goo Chan-sung (16 episodes)
Shin Jung-keun
Kim Sun-bi (16 episodes)
Bae Hae-seon
Choi Seo-hee (16 episodes)
Pyo Ji-hoon
Ji Hyun-joong (16 episodes)
Lee Do-hyun
Go Chung-myung (16 episodes)
Kang Mi-na
Kim Yoo-na (16 episodes)
Cho Hyun-chul
Sanchez (16 episodes)
Seo Yi-sook
God Mago (16 episodes)
Kang Hong-suk
Angel of death (16 episodes)
Lee Tae-seon
Yeon-woo / Park Young-soo (16 episodes)
Park You-na
Princess Song-hwa / Lee Mi-ra (16 episodes)
Jo Ah-ra
Na Ji-seon (16 episodes)
Han Jae-yi
Seo Joo-hee (16 episodes)
Won Mi-won
Ji Hyun-mi (16 episodes)
Kim Sang-wook
Ryu Hwan-yong (16 episodes)
Kim Si-heon
(16 episodes)
David Lee
Seol Ji-won (7 episodes)
Ahn Su-bin
Lee Do-yun (6 episodes)
Lee Min-ryung
Yoon Ga-young (4 episodes)
Seo Yi-soo
Ji Hyun-mi (4 episodes)
Nam Kyung-eup
Chairman Wang (3 episodes)
Gu Da-song
Yoo-na's Classmate (3 episodes)
Kim Esther
Yoo-na's Classmate (3 episodes)
Lee Chae-kyung
Director of Royal Pacific Hotel (3 episodes)
Jeong Ye-bin
Yoo-na's Classmate (3 episodes)
Yang Hee-won
Truck Accident Son Ghost (2 episodes)
Nam Da-reum
Spirit of the Well (2 episodes)
Ahn Soo-ho
Moving truck driver (2 episodes)
Kim Kang-hoon
Young Goo Chan-sung (2 episodes)
Jeong Dong-hwan
Noh Joon-suk (2 episodes)
Oh Ji-ho
Koo Hyun-mo (1 episode)
Lee Joon-gi
The Priest (1 episode)
Lee Si-eon
Astronaut (1 episode)
Kwon Hyuk-hyun
Groom (1 episode)
Kim Jung-don
Detective Jang Woon Myung (1 episode)
Kang Suk-won
Taxi Driver (1 episode)
Go Seung Bo
Child Ghost eating Dumplings (1 episode)
Jo Hyun-sik
Human Guest from Room 404 (1 episode)
Heo Soo Bin
Refugee Woman in the flashback (1 episode)
Yu Yeon Seok
Baker (1 episode)
Hong Seo-jun
Yoo-na's Father (1 episode)
Kim Young-sun
Yoo-na's Mother (1 episode)
Lee Ji Wan
Jang Soo-jung (1 episode)
Hong Kyung
Baker (1 episode)
Cha Mi-kyeong
Mother wants Afterlife wedding (1 episode)
Lee Yi-kyung
Actor Yoo-oh (1 episode)
Jang Tae-min
Bang Tae-woo (1 episode)
Pyo Ye-jin
Actress (1 episode)
Kim Joon-hyun
Self (1 episode)
Oh Tae-kyung
Jeong Eun-seok (1 episode)
Nam Jung-hee
112-year-old woman (1 episode)
Lee Hyun-kyun
Dr. Han (1 episode)
Yang Jo-a
Mi-ra's Colleague (1 episode)
Park Young-soo
Real estate agent (1 episode)
Park Jin-joo
Kyeong-ah (1 episode)
Lee Chang-jik
Brewery Chief (1 episode)
Choi Yoo-song
Goo Chan-sung's mother (1 episode)
Han Sa-myeong
Truck Driver that killed a father and a son (1 episode)
Lee Won-jin
Thirsty Ghost (1 episode)
Hwang Young-hee
Hwang Moon-sook (1 episode)
Jang Hae-song
Newlywed (1 episode)
Seo Eun-soo
Veronica (1 episode)
Lee Seung-joon
Kang Man-young (1 episode)
So Hee-jung
Lee Se-young (1 episode)
Kim Seung-Han
Kang Hyun-jin (1 episode)
Choi Dae-hoon
Joseon Scholar (1 episode)
Kim Gyu-ri
Young Jang Man-wol (1 episode)
Cha Chung-hwa
Water Ghost / Policewoman (1 episode)
Kim Won-hae
Park Gyu-ho (1 episode)
Lee Min-young
Ghost (1 episode)
Directing 2
Oh Choong-hwan
Director (16 episodes)
Kim Jeong-hyeon
Co-Director (16 episodes)
Sound 12
Kwon Jeong-yeol
Vocals (16 episodes)
Heize
Theme Song Performance (16 episodes)
Chungha
Theme Song Performance (16 episodes)
YERI
Theme Song Performance (16 episodes)
JOY
Theme Song Performance (16 episodes)
Paul Kim
Theme Song Performance (16 episodes)
Taeyeon
Theme Song Performance (16 episodes)
SEULGI
Theme Song Performance (16 episodes)
Gummy
Theme Song Performance (16 episodes)
Park Se-jun
Music (16 episodes)
WENDY
Theme Song Performance (16 episodes)
IRENE
Theme Song Performance (16 episodes)
Writing 2
Hong Jeong-eun
Writer (16 episodes)
Hong Mi-ran
Writer (16 episodes)