Gong Yoo
Kim Shin (16 eps)
Kim Go-eun
Ji Eun-tak (16 eps)
Lee Dong-wook
Grim Reaper (16 eps)
Yoo In-na
Sunny (16 eps)
Yook Sung-jae
Yoo Deok-hwa (16 eps)
Lee El
Samshin (16 eps)
Kim Seong-gyeom
Yu Sin-woo (16 eps)
Jo Woo-jin
Secretary Kim (16 eps)
Yoon Kyung-ho
Kim Woo-sik (16 eps)
Kim Baek-ri
Hwang Mi-young (16 eps)
Yeom Hye-ran
Ji Yun-Sook (16 eps)
Park Kyung-hye
ghost trying to take Eun-tak with her (12 eps)
Choi Woong
Junior Grim Reaper (9 eps)
Kim Min-jae
King (8 eps)
Kim So-hyun
Kim Sun (7 eps)
Yoon Da-Young
Female Grim Reaper (7 eps)
Go Bo-gyeol
Kim Yoo-na (7 eps)
Kim Byung-chul
Park Joong Heon (5 eps)
Jo Hyun-sik
Loan shark (4 eps)
Ahn Ji-Hyun
Ko Hyun-Jung (ghost at library) (3 eps)
Park Se-wan
Ghost with glasses (3 eps)
Ha-min
[Kim Sun's court lady] (3 eps)
Jung Hae-in
Tae-Hee (2 eps)
Park Hee-von
Ji Eun-tak's mother (1 eps)
Ryu Tae-ho
Eun-Tak's boss (1 eps)
Carson Allen
Girl at restaurant (1 eps)
Kang Hye-kyung
Hotel receptionist (1 eps)
Shin Young Kyu
[Bus passenger] (1 eps)