Main •
Ji Chang-wook as Yoon Gyeo-ree : A young ex-convict who volunteers at a
hospice hospital after going through an orphanage, a
juvenile detention center, and a prison. •
Sung Dong-il as Kang Tae-shik : The leader of volunteer group, Team Genie, who grants the last wishes of hospice hospital patients. •
Choi Soo-young as Seo Yeon-joo : A nurse at hospice hospital with a bright cheerful personality.
Supporting People related to Team Genie •
Yang Hee-kyung as Yeom Soon-ja : A cook and member of the volunteer group, Team Genie. •
Gil Hae-yeon as Choi Deok-ja : A social worker and a trusted sponsor of Team Genie. • Shin Joo-hwan as Yang Chi-hoon : A doctor at the hospice.
People related to Yoon Gyeo-ree •
Won Ji-an as Ha Joon-kyung : A woman whose everything is Yoon Gyeo-ree. • Nam Tae-hoon as Jang Seok-jun : A person from the same orphanage as Yoon Gyeo-ree. • Park Se-jun as Wang Jin-goo : A friend of Yoon Gyeo-ree, a veterinarian.
Others •
Park Jin-joo as Im Se-hee : The youngest patient in the hospice, a musical actress. • Nam Kyung-joo as Yoon Ki-chun : Patient in room 403 and Yoon Gyeo-ree's father. •
Jung Dong-hwan as Mr. Yoon : A terminal ill patient at the hospice. •
Jeon Moo-song as Mr. Byun : A terminal ill patient at the hospice. •
Yeo One as Kwak Hyeong-jun : Yoo Seo-jin's boyfriend who got into a car accident. •
Park Jung-yeon as Choi Min-kyung : Cousin of Jae-yeon and Ho-yeon, granddaughter of grandma in Nursing Home Hospital No. 102. • Jang Jae-hee as Jae-yeon •
Min Woo-hyuk as Pyo Gyu-tae, Musical theater actor •
Lee Yoo-mi as young woman • Lee Hyo-bin as Pyo Cheol-woo's victim ==Original soundtrack==