Jang Ki-yong
Lee Jang-hyuk
Chae Soo-bin
Jung Da-eun
Krystal Jung
Han Bo-yeong
Lee Woo-je
Lee Jang-hyuk
Park Cheol-min
Team Leader
Kim Mi-kyeong
Jang-hyeok's Mother
Hwang Jeong-min
Nurse
Lee Kyung-young
Security
Ahn Kil-kang
Jang-hyeok's Father
Yu Seon
CEO
Jo Han-chul
Patient
Jung Hee-tae
Director
Go Gyu-pil
Resident
Yoon Byung-hee
Patient
Jung Bo-min
Matching Sweatshirt Couple
Kim Yoon-woo
Team Member
Ying Chou Han
Jang Hyeok's Friend