Moon Cha Yeong (16 episodes, 2019-2020)
Lee Kang (16 episodes, 2019-2020)
Lee Joon (16 episodes, 2019-2020)
Moon Tae Hyun (16 episodes, 2019-2020)
Han Yong Sul (16 episodes, 2019-2020)
Lee Seung Hoon (16 episodes, 2019-2020)
Kwon Hyun Suk (15 episodes, 2019-2020)
Han Sun Ae (14 episodes, 2019-2020)
Nurse Ha Young Shil (13 episodes, 2019-2020)
Min Dae Shik (4 episodes, 2020)
Kwon Min Sung (3 episodes, 2019)
Ji Yong's mother (3 episodes, 2019)
Hui Na (3 episodes, 2020)
Greece Police Officer (1 episode, 2019)
Seo Kang Ho (1 episode, 2019)
Hospice patient (1 episode, 2019)
Moon Tae Hyun (Young) (1 episode, 2019)
Ji-Yong's grandmother (1 episode, 2019)
Emcee (1 episode, 2019)
Jo Cheol U (1 episode, 2020)
Boyfriend of Cha Young's mom (1 episode, 2020)
Detective (1 episode, 2020)