Rollenname: Moon Gang-tae [30 yo] - Sang-tae's brother (16 Episoden)
Rollenname: Go Moon-yeong [30 yo] - Hee-jae's daugter (16 Episoden)
Rollenname: Moon Sang-tae - [37 yo] - Gang-tae's brother (16 Episoden)
Rollenname: Jo Jae-soo [30 yo] - Gang-tae's best friend (16 Episoden)
Rollenname: Nam Joo-ri [30 yo] - Mental health nurse (16 Episoden)
Rollenname: Oh Ji-wang - Director of mental hospital (14 Episoden)
Rollenname: Kang Soon-deok - Joo-ri's mother (13 Episoden)
Rollenname: Park Haeng-ja - Head nurse of the mental hospital (16 Episoden)
Rollenname: Lee Sang-in [38 yo] - CEO of children's literature publishing house (16 Episoden)
Rollenname: Yoo Seung-jae - Sang-in's personal assistant (16 Episoden)
Rollenname: Seon-byeol - Nurse at mental hospital and Joo-ri's best friend (15 Episoden)
Rollenname: Go Dae-hwan - Moon-yeong's father (14 Episoden)
Rollenname: Gan Pil-ong - Patient (14 Episoden)
Rollenname: Joo Jeong-tae - Patient & Lee Ah-reum's boyfriend (14 Episoden)
Rollenname: Lee Ah-reum - Patient & Joo Jeong-tae's girlfriend (8 Episoden)
Rollenname: Gang-tae and Sang-tae's mother (4 Episoden)
Rollenname: Kang Eun-ja - Patient (4 Episoden)
Rollenname: Kwon Gi-do - Patient (3 Episoden)
Rollenname: Himelf - Special appearance (1 Episode)
In Your Time